CVE-2013-6051
quagga: bgp crash when receiving bgp updates
Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · November 25, 2013
Updated · January 8, 2026
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.
Statement
Not vulnerable. This issue did not affect the versions of quagga as shipped with Red Hat Enterprise Linux 5 and 6.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 4.3AV:N/AC:M/Au:N/C:N/I:N/A:P
CWE not specified