What’s Vulnerable › Vulnerabilities

CVE-2011-5129

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 7.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2012-08-30 · updated 2026-06-16
• Weakness: CWE-119

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.

Affected products

• xchat: through 2.8.9; 1.2.1, 1.3.9, 1.3.10, 1.3.11, 1.3.12, 1.3.13 (+52)

References

• http://packetstormsecurity.org/files/107312/xchat-dos.txt
• http://www.exploit-db.com/exploits/18159
• http://www.osvdb.org/77629
• http://www.securityfocus.com/bid/50820
• http://www.securitytracker.com/id?1027468
• http://packetstormsecurity.org/files/107312/xchat-dos.txt
• http://www.exploit-db.com/exploits/18159
• http://www.osvdb.org/77629
• http://www.securityfocus.com/bid/50820
• http://www.securitytracker.com/id?1027468

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