CVE-2013-6051
The bgp_attr_unknown function in bgp_attr.c in Quagga 0.99.21 does not properly initialize the...
CVE-2013-6051 is a medium vulnerability (CVSS 4.3) in Quagga, published November 26, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.25%, the 83rd percentile. No source names a fixed version.
- Severity
- 4.3 MediumCVSS 2.0, NVD
- Exploit chance
- 2.25%EPSS, 83rd percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
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.
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
quaggaDebian:6.0 From an advisory covering 2 CVEs | before 0.99.20.1-0+squeeze5, plus listed versions 0.99.17-20.99.17-2+squeeze20.99.17-2+squeeze30.99.17-30.99.17-4 Show 12 moreShow less0.99.18-10.99.18-20.99.19-10.99.20-10.99.20-1~bpo60+10.99.20-20.99.20-30.99.20-40.99.20.1-0+squeeze10.99.20.1-0+squeeze20.99.20.1-0+squeeze30.99.20.1-0+squeeze4 | 0.99.20.1-0+squeeze5 |
quaggaDebian:7 From an advisory covering 2 CVEs | before 0.99.22.4-1+wheezy1, plus listed versions 0.99.21-4+wheezy10.99.21-4+wheezy20.99.22-10.99.22.1-10.99.22.1-20.99.22.4-1 | 0.99.22.4-1+wheezy1 |
What each source reports
NVD Score used
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.
- Record
CVE-2013-6051- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE ListNo score
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.
- Record
CVE-2013-6051- Updated
- 2026-11-02
EUVDEUVD-2013-5880No score
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.
- Record
EUVD-2013-5880- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v7c4-xhg8-w2fhNo score
The bgp_attr_unknown function in bgp_attr.c in Quagga 0.99.21 does not properly initialize the...
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.
- Record
GHSA-v7c4-xhg8-w2fh- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
debian.org/security/2013/dsa-2803
bugs.debian.org/cgi-bin/bugreport.cgi?bug=730513
git.savannah.gnu.org/gitweb?p=quagga.git%3Ba=commitdiff%3Bh=8794e8d229dc9fe29ea31424883433d4880ef408
nvd.nist.gov/vuln/detail/CVE-2013-6051
github.com/advisories/GHSA-v7c4-xhg8-w2fh