CVE-2013-6051

MEDIUM 4.3CVE-2013-6051 · Published 14/12/2013 · updated 16/06/2026

In short

CVE-2013-6051 is a MEDIUM (CVSS 4.3) vulnerability affecting quagga (quagga).
Chance of exploitation in the next 30 days (EPSS): 2.2%, higher than 82.9% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
quagga quagga	`= 0.99.21`	No fix yet

Description

The bgp_attr_unknown function in bgp_attr.c in Quagga 0.99.21 does not properly initialize the total variable, which allows remote attackers to cause a denial of service (bgpd crash) via a crafted BGP update.

References

bugs.debian.org/cgi-bin/bugreport.cgi
git.savannah.gnu.org/gitweb
debian.org/security/2013/dsa-2803

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