Out-of-bounds read in Pidgin - CVE-2013-6481

CSH
CYBERSECURITY HELP
Sign In REGISTER
 
Main Vulnerability Database Vulnerabilities #VU42056

Out-of-bounds read in Pidgin - CVE-2013-6481

Published: February 6, 2014 / Updated: January 1, 2023


Vulnerability identifier: #VU42056
CSH Severity: Medium
CVSS v4: 6.9 [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]
CVE-ID: CVE-2013-6481
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in libpurple/protocols/yahoo/libymsg.c in Pidgin before 2.10.8. A remote attacker can perform a denial of service (crash) via a Yahoo! P2P message with a crafted length field, which triggers a buffer over-read.


Affected software

Pidgin
Gentoo Linux
Ubuntu
Slackware Linux
libpurple0 (Ubuntu package)
pidgin (Ubuntu package)

How to mitigate CVE-2013-6481

Install update from vendor's website.

Pidgin - update to 2.10.8
libpurple0 (Ubuntu package) - addressed in versions 1:2.10.3-0ubuntu1.4, 1:2.10.6-0ubuntu2.3, 1:2.10.7-0ubuntu4.1.13.10.1
pidgin (Ubuntu package) - addressed in versions 1:2.10.3-0ubuntu1.4, 1:2.10.6-0ubuntu2.3, 1:2.10.7-0ubuntu4.1.13.10.1

External References

Related Security Bulletins