Talos Rules 2025-05-01
This release adds and modifies rules in several categories.

Talos has added and modified multiple rules in the os-windows and server-webapp rule sets to provide coverage for emerging threats from these technologies.

For information about Snort Subscriber Rulesets available for purchase, please visit the Snort product page.

Change logs

29200

2025-05-01 11:48:22 UTC

Snort Subscriber Rules Update

Date: 2025-05-01

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2092000.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:64817 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64818 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64819 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64820 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64821 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64822 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64823 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 3:64824 <-> ENABLED <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt (server-webapp.rules)
 * 3:64825 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt (policy-other.rules)
 * 3:64826 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt (policy-other.rules)

Modified Rules:


 * 1:64726 <-> ENABLED <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt (server-webapp.rules)

29190

2025-05-01 11:48:22 UTC

Snort Subscriber Rules Update

Date: 2025-05-01

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091900.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:64819 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64817 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64820 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64818 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64823 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64822 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64821 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 3:64825 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt (policy-other.rules)
 * 3:64824 <-> ENABLED <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt (server-webapp.rules)
 * 3:64826 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt (policy-other.rules)

Modified Rules:


 * 1:64726 <-> ENABLED <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt (server-webapp.rules)

29181

2025-05-01 11:48:22 UTC

Snort Subscriber Rules Update

Date: 2025-05-01

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091801.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:64822 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64821 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64820 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64819 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64823 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64817 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64818 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 3:64825 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt (policy-other.rules)
 * 3:64824 <-> ENABLED <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt (server-webapp.rules)
 * 3:64826 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt (policy-other.rules)

Modified Rules:


 * 1:64726 <-> ENABLED <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt (server-webapp.rules)

29171

2025-05-01 11:48:22 UTC

Snort Subscriber Rules Update

Date: 2025-05-01

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091701.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:64819 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64822 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64817 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64821 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64820 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64823 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64818 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 3:64824 <-> ENABLED <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt (server-webapp.rules)
 * 3:64826 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt (policy-other.rules)
 * 3:64825 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt (policy-other.rules)

Modified Rules:


 * 1:64726 <-> ENABLED <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt (server-webapp.rules)

29170

2025-05-01 11:48:22 UTC

Snort Subscriber Rules Update

Date: 2025-05-01

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091700.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:64818 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64823 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64819 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64817 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64821 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64822 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64820 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 3:64825 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt (policy-other.rules)
 * 3:64826 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt (policy-other.rules)
 * 3:64824 <-> ENABLED <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt (server-webapp.rules)

Modified Rules:


 * 1:64726 <-> ENABLED <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt (server-webapp.rules)

29161

2025-05-01 11:48:22 UTC

Snort Subscriber Rules Update

Date: 2025-05-01

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091601.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:64820 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64822 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64819 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64817 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64821 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64818 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64823 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 3:64825 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt (policy-other.rules)
 * 3:64824 <-> ENABLED <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt (server-webapp.rules)
 * 3:64826 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt (policy-other.rules)

Modified Rules:


 * 1:64726 <-> ENABLED <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt (server-webapp.rules)

29160

2025-05-01 11:48:22 UTC

Snort Subscriber Rules Update

Date: 2025-05-01

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091600.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:64822 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64819 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64823 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64818 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64817 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64821 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64820 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 3:64825 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt (policy-other.rules)
 * 3:64826 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt (policy-other.rules)
 * 3:64824 <-> ENABLED <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt (server-webapp.rules)

Modified Rules:


 * 1:64726 <-> ENABLED <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt (server-webapp.rules)

29151

2025-05-01 11:48:22 UTC

Snort Subscriber Rules Update

Date: 2025-05-01

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091501.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:64819 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64822 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64818 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64823 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64817 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64820 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64821 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 3:64825 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt (policy-other.rules)
 * 3:64824 <-> ENABLED <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt (server-webapp.rules)
 * 3:64826 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt (policy-other.rules)

Modified Rules:


 * 1:64726 <-> ENABLED <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt (server-webapp.rules)

29141

2025-05-01 11:48:22 UTC

Snort Subscriber Rules Update

Date: 2025-05-01

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091401.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:64822 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64817 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64820 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64818 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64823 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64819 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64821 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 3:64824 <-> ENABLED <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt (server-webapp.rules)
 * 3:64826 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt (policy-other.rules)
 * 3:64825 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt (policy-other.rules)

Modified Rules:


 * 1:64726 <-> ENABLED <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt (server-webapp.rules)

29130

2025-05-01 11:48:22 UTC

Snort Subscriber Rules Update

Date: 2025-05-01

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091300.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:64817 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64819 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64820 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64818 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64823 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64822 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64821 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 3:64824 <-> ENABLED <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt (server-webapp.rules)
 * 3:64826 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt (policy-other.rules)
 * 3:64825 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt (policy-other.rules)

Modified Rules:


 * 1:64726 <-> ENABLED <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt (server-webapp.rules)

29111

2025-05-01 11:48:22 UTC

Snort Subscriber Rules Update

Date: 2025-05-01

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091101.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:64823 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64817 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64820 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64818 <-> DISABLED <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt (os-windows.rules)
 * 1:64821 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 1:64819 <-> DISABLED <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt (policy-other.rules)
 * 1:64822 <-> DISABLED <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt (server-webapp.rules)
 * 3:64826 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt (policy-other.rules)
 * 3:64824 <-> ENABLED <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt (server-webapp.rules)
 * 3:64825 <-> ENABLED <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt (policy-other.rules)

Modified Rules:


 * 1:64726 <-> ENABLED <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt (server-webapp.rules)

3000

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.0.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3031

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.0.3.1.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3034

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.0.3.4.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3100

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3101

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.0.1.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3110

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.1.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3130

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.3.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3140

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.4.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3150

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.5.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3170

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.7.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3190

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.9.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3200

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.2.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

3700

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.7.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

31110

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.11.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

31150

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.15.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

31180

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.18.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

31200

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.20.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

31210

2025-05-01 11:51:18 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.21.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

31350

2025-05-01 11:51:19 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.35.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

31440

2025-05-01 11:51:19 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.44.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt

31470

2025-05-01 11:51:19 UTC

Snort Subscriber Rules Update

Date: 2025-04-30-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.47.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:301188 <-> OS-WINDOWS Microsoft Windows MSHTML platform remote code execution attempt
* 1:301189 <-> POLICY-OTHER Apache Parquet Avro insecure deserialization attempt
* 1:64821 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64822 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 1:64823 <-> SERVER-WEBAPP Microsoft Sharepoint malicious deserialization attempt
* 3:64824 <-> SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2176 attack attempt
* 3:64825 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2177 attack attempt
* 3:64826 <-> POLICY-OTHER TRUFFLEHUNTER TALOS-2025-2178 attack attempt

Modified Rules:

* 1:64726 <-> SERVER-WEBAPP NAKIVO Director arbitrary file read attempt