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CVE-2011-5129

5.0 · MEDIUM

Heap-based buffer overflow in XChat 2.8.9 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long response string.

Published Aug 30, 2012xchatCWE-119EPSS 7.70%

Overview

CVE-2011-5129 is a medium-severity vulnerability affecting xchat xchat. It was published on August 30, 2012 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Heap-based buffer overflow in XChat 2.8.9 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long response string.

Remediation

Check the references section for vendor advisories and patches from xchat. Update xchat to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
xchatxchat0Affected

References

Refpacketstormsecurity.org/files/107312/xchat-dos.txtRefwww.exploit-db.com/exploits/18159Refwww.osvdb.org/77629Refwww.securityfocus.com/bid/50820Refwww.securitytracker.com/id?1027468Refpacketstormsecurity.org/files/107312/xchat-dos.txtRefwww.exploit-db.com/exploits/18159Refwww.osvdb.org/77629Refwww.securityfocus.com/bid/50820Refwww.securitytracker.com/id?1027468

How CyberStrike helps

Frequently asked questions

What is CVE-2011-5129?

CVE-2011-5129 is a medium-severity vulnerability affecting xchat xchat. It was published on August 30, 2012 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2011-5129?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-5129?

Check the references section for vendor advisories and patches from xchat. Update xchat to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-5129?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-5129 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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