#VU43653 Heap-based buffer overflow in xchat - CVE-2011-5129
Published: August 31, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43653
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2011-5129
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
xchat
xchat
Software vendor:
www.xchat.org
www.xchat.org
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Heap-based buffer overflow in XChat 2.8.9 and earlier. A remote attacker can use a long response string. to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.