CVE-2013-6051
First published: Sat Dec 14 2013(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Quagga Routing Software Suite | =0.99.21 |
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Reference Links
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=730513
- http://git.savannah.gnu.org/gitweb/?p=quagga.git;a=commitdiff;h=8794e8d229dc9fe29ea31424883433d4880ef408
- http://www.debian.org/security/2013/dsa-2803
- http://git.savannah.gnu.org/gitweb/?p=quagga.git%3Ba=commitdiff%3Bh=8794e8d229dc9fe29ea31424883433d4880ef408
Frequently Asked Questions
What is the severity of CVE-2013-6051?
CVE-2013-6051 has been classified as a denial of service vulnerability that can cause the bgpd daemon to crash.
How do I fix CVE-2013-6051?
To fix CVE-2013-6051, upgrade to Quagga version 0.99.21 or apply patches that address the total variable initialization issue in bgp_attr.c.
Who is affected by CVE-2013-6051?
CVE-2013-6051 affects users of Quagga routing software, specifically version 0.99.21.
What impact does CVE-2013-6051 have on systems?
The impact of CVE-2013-6051 is a potential denial of service where the bgpd service can crash due to a crafted BGP update message.
What is the exploitability of CVE-2013-6051?
CVE-2013-6051 is exploitable remotely, allowing attackers to send malicious BGP update messages to a vulnerable Quagga service.
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- version/quagga routing software suite/0.99.21