Sophos IPS and Application Signature Update

These release notes are for Sophos IPS and Application signature updates.

Version 18.23.28
Released on April 24, 2025

Introduction

The Release Note document for IPS and Application signature Database version 18.23.28 includes support for both, the new and the updated Signatures. The following sections describe the release in detail.

Release Information

Upgrade Applicable on: Version 18.23.27

Fixed issues, listed by ID, description, explanation and Workaround.

Appliance Model Details of Changes Module More Details
All Deployments 26 Applications 46 Application Signatures 8 Application categories Application Filter Click Here for details of changes
XGS-87, XGS-87(w), XGS-107, XGS-107(w), XGS-116, XGS-116(w), XGS-126, XGS-126(w), XGS-136, XGS-136(w), XGS-2100, XGS-2300, XGS-3100, XGS-3300, XGS-4300, XGS-4500 XG-86, XG-86(w), XG-106, XG-106(w), XG-115, XG-115(w), XG-125, XG-125(w), XG-135, XG-135(w), XG-210, XG-230, XG-310, XG-330, XG-430, XG-450 SG-105, SG-105(w), SG-115, SG-115(w), SG-125, SG-125(w), SG-135, SG-135(w), SG-210, SG-230, SG-310, SG-330, SG-430, SG-450, SG-550, SG-650 Any virtual deployment with RAM < 24GB 12 Signatures 9 Vulnerabilities 2 IPS Categories IPS Filter Click Here for details of changes
XG-550, XG-650, XG-750 XGS-5500, XGS-6500 Any virtual deployment with RAM >24GB 19 Signatures 14 Vulnerabilities 4 IPS Categories IPS Filter Click Here for details of changes

Report false positives at support@sophos.com along with the application details.

Upgrade Information

Upgrade type: Automatic

Compatibility Annotations: None

Application Signatures

The Sophos Application Filter controls the application traffic depending on the policy configured, by matching them with the Application Signatures. Application Signatures optimize the detection performance and reduces the false alarms.

The table below provides details of signatures included in this release.

This Application Filter Release include Forty six (46) Application Signatures are updated for Twenty six (26) Applications.

Fixed issues, listed by ID, description, explanation and Workaround.

Application Name Risk Category
Sonyliv Video Streaming 3 Streaming Media
Weibo Website 2 Social Networking
Pinterest Website 2 Social Networking
Tv4play Streaming 3 Streaming Media
Svtplay Streaming 3 Streaming Media
Rutube Streaming 2 Streaming Media
Pinterest Streaming 2 Streaming Media
OpenVPN 2 General Internet
Indiatimes Live Streaming 2 Streaming Media
Clarin Web Video Streaming 3 Streaming Media
Freetv Website 3 Streaming Media
Saavn Website 2 Streaming Media
SinaTV 2 Streaming Media
Sina 2 General Internet
Netsuite 2 General Business
AIM Website 2 General Internet
AOL WebMail 4 Web Mail
ABC Australia 1 Streaming Media
Amazon Music 1 Streaming Media
Republic TV 1 Streaming Media
ServiceNow 1 General Business
Proton VPN 5 Proxy and Tunnel
Tenten App 1 Instant Messenger
Sina WebMail 4 Web Mail
TruPhone Android 4 Mobile Applications
KKBox Web Streaming 2 Streaming Media

Terms Explained

Application Name: Name of the Application that can be identified by Sophos Application Filter.

Risk: Describes the level of risk for the application. The levels of risks are described in the table below.

Fixed issues, listed by ID, description, explanation and Workaround.
Risk Level Risk Criteria
1 Very Low
2 Low
3 Medium
4 High
5 Very High

Category: Identifies the category of the Application.

Note: These Application Filtering signatures support prior versions of respective application.

IPS Signatures

The Sophos Intrusion Prevention System shields the network from known attacks by matching the network traffic against the signatures in the IPS Signature Database. These signatures are developed to significantly increase detection performance and reduce the false alarms.

Applicable to: XGS-87, XGS-87(w), XGS-107, XGS-107(w), XGS-116, XGS-116(w), XGS-126, XGS-126(w), XGS-136, XGS-136(w), XGS-2100, XGS-2300, XGS-3100, XGS-3300, XGS-4300, XGS-4500, XG-86, XG-86(w), XG-106, XG-106(w), XG-115, XG-115(w), XG-125, XG-125(w), XG-135, XG-135(w), XG-210, XG-230, XG-310, XG-330, XG-430, XG-450, SG-105, SG-105(w), SG-115, SG-115(w), SG-125, SG-125(w), SG-135, SG-135(w), SG-210, SG-230, SG-310, SG-330, SG-430, SG-450, SG-550, SG-650 and Any virtual deployment with RAM < 24GB

The table below provides details of Signatures included in this release.

This IPS Release includes Twelve(12) Signatures to address Nine(9) Vulnerabilities.

Fixed issues, listed by ID, description, explanation and Workaround.

Name CVE-ID Category Severity
MALWARE-CNC SmartLoader Malware Communication Detected malware-cnc 1
SERVER-WEBAPP Cleo Multiple Products CVE-2024-55956 Arbitrary File Write Attempt CVE-2024-55956 server-webapp 1
SERVER-WEBAPP Fortinet Multiple Products Certificate Import Format String Vulnerability CVE-2024-45324 server-webapp 1
SERVER-WEBAPP Ivanti Cloud Services Application SendAlert CVE-2024-47908 Command Injection Vulnerability CVE-2024-47908 server-webapp 2
SERVER-WEBAPP Microsoft Windows CreateProcess cmd.exe command injection attempt CVE-2024-1874, CVE-2024-24576, CVE-2024-3566 server-webapp 1
SERVER-WEBAPP MLflow Absolute Path Traversal CVE-2023-3765 Vulnerability Attempt CVE-2023-3765 server-webapp 1
SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2168 attack attempt CVE-2025-32010 server-webapp 5
SERVER-WEBAPP Veeam Backup and Replication insecure deserialization attempt CVE-2024-40711 server-webapp 1
SERVER-WEBAPP Webmin CGI xhr-get_autocompletes Handling CVE-2024-12828 Command Injection CVE-2024-12828 server-webapp 2

IPS Signatures

The Sophos Intrusion Prevention System shields the network from known attacks by matching the network traffic against the signatures in the IPS Signature Database. These signatures are developed to significantly increase detection performance and reduce the false alarms.

Applicable to: XG-550, XG-650, XG-750, XGS-5500, XGS-6500 and Any virtual deployment with RAM >24GB

The table below provides details of Signatures included in this release.

This IPS Release includes Nineteen(19) Signatures to address Fourteen(14) Vulnerabilities.

Fixed issues, listed by ID, description, explanation and Workaround.

Name CVE-ID Category Severity
FILE-OTHER Vim Tar Vim CVE-2025-27423 Command Injection CVE-2025-27423 file-other 2
MALWARE-CNC MultiOs.Trojan.FINALDRAFT variant outbound communication attempt malware-cnc 1
MALWARE-CNC SmartLoader Malware Communication Detected malware-cnc 1
MALWARE-CNC Win.Malware.DarkGate variant outbound connection malware-cnc 1
SERVER-OTHER Progress Kemp LoadMaster Mangle CVE-2025-1758 Stack-based Buffer Overflow CVE-2025-1758 server-other 2
SERVER-OTHER Veeam Backup and Replication insecure deserialization attempt CVE-2025-23120 server-other 1
SERVER-WEBAPP Cleo Multiple Products CVE-2024-55956 Arbitrary File Write Attempt CVE-2024-55956 server-webapp 1
SERVER-WEBAPP Fortinet Multiple Products Certificate Import Format String Vulnerability CVE-2024-45324 server-webapp 1
SERVER-WEBAPP Ivanti Cloud Services Application SendAlert CVE-2024-47908 Command Injection Vulnerability CVE-2024-47908 server-webapp 2
SERVER-WEBAPP Microsoft Windows CreateProcess cmd.exe command injection attempt CVE-2024-1874, CVE-2024-24576, CVE-2024-3566 server-webapp 1
SERVER-WEBAPP MLflow Absolute Path Traversal CVE-2023-3765 Vulnerability Attempt CVE-2023-3765 server-webapp 1
SERVER-WEBAPP TRUFFLEHUNTER TALOS-2025-2165 attack attempt CVE-2025-27129 server-webapp 1
SERVER-WEBAPP Veeam Backup and Replication insecure deserialization attempt CVE-2024-40711 server-webapp 1
SERVER-WEBAPP Webmin CGI xhr-get_autocompletes Handling CVE-2024-12828 Command Injection CVE-2024-12828 server-webapp 2

Terms Explained

Name: Name of the Signature.

CVE-ID: CVE Identification Number - Common Vulnerabilities and Exposures (CVE) provides reference of CVE Identifiers for publicly known information security vulnerabilities.

Category: Class type according to threat.

Severity: Degree of severity - The levels of severity are described in the table below:

Fixed issues, listed by ID, description, explanation and Workaround.
Severity Level Severity Criteria
1 Critical
2 Major
3 Moderate
4 Minor
5 Warning
Important Notice

Sophos Technologies Pvt. Ltd. has supplied this Information believing it to be accurate and reliable at the time of printing, but is presented without warranty of any kind, expressed or implied. Users must take full responsibility for their application of any products. Sophos Technologies Pvt. Ltd. assumes no responsibility for any errors that may appear in this document. Sophos Technologies Pvt. Ltd. reserves the right, without notice to make changes in product design or specifications. Information is subject to change without notice.

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