#VU32853 Heap-based buffer overflow in Libxml2 - CVE-2011-1944

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Main Vulnerability Database Vulnerabilities #VU32853

#VU32853 Heap-based buffer overflow in Libxml2 - CVE-2011-1944

Published: September 2, 2011 / Updated: July 29, 2020


Vulnerability identifier: #VU32853
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2011-1944
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vulnerable software:
Libxml2
Software vendor:
Gnome Development Team

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Integer overflow in xpath.c in libxml2 2.6.x through 2.6.32 and 2.7.x through 2.7.8, and libxml 1.8.16 and earlier,. A remote attacker can use a crafted XML file that triggers a heap-based buffer overflow when adding a new namespace node 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

Update to version 2.7.0.

External links