CVE-2012-0255

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-04-05 · updated 2026-06-16
Weakness: CWE-119

Description

The BGP implementation in bgpd in Quagga before 0.99.20.1 does not properly use message buffers for OPEN messages, which allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a message associated with a malformed Four-octet AS Number Capability (aka AS4 capability).

Affected products

quagga: through 0.99.20; 0.95, 0.96, 0.96.1, 0.96.2, 0.96.3, 0.96.4 (+33)

References

http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078794.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078910.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078926.html
http://rhn.redhat.com/errata/RHSA-2012-1259.html
http://secunia.com/advisories/48949
http://www.debian.org/security/2012/dsa-2459
http://www.kb.cert.org/vuls/id/551715
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078794.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078910.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078926.html
http://rhn.redhat.com/errata/RHSA-2012-1259.html
http://secunia.com/advisories/48949

Get alerted when CVE-2012-0255 or the next vulnerability affects your stack