What’s Vulnerable › Vulnerabilities

CVE-2013-6051

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2013-12-14 · updated 2026-06-16

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.

Affected products

• quagga: 0.99.21

References

• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=730513
• http://git.savannah.gnu.org/gitweb/?p=quagga.git%3Ba=commitdiff%3Bh=8794e8d229dc9fe29ea31424883433d4880ef408
• http://www.debian.org/security/2013/dsa-2803
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=730513
• http://git.savannah.gnu.org/gitweb/?p=quagga.git%3Ba=commitdiff%3Bh=8794e8d229dc9fe29ea31424883433d4880ef408
• http://www.debian.org/security/2013/dsa-2803

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