CVE-2011-3327

Quagga < 0.99.19 - Heap-Based Buffer Overflow via Crafted BGP UPDATE Message

Title source: llm
STIX 2.1

Description

Heap-based buffer overflow in the ecommunity_ecom2str function in bgp_ecommunity.c in bgpd in Quagga before 0.99.19 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code by sending a crafted BGP UPDATE message over IPv4.

References (16)

Core 16
Core References
US Government Resource third-party-advisory x_refsource_cert-vn
http://www.kb.cert.org/vuls/id/668534
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2011/dsa-2316
Vendor Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2012-1259.html
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/46139
Third Party Advisory vendor-advisory x_refsource_gentoo
http://security.gentoo.org/glsa/glsa-201202-02.xml
Vendor Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2012-1258.html
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/46274
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/48106
Issue Tracking x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=738400

Scores

EPSS 0.0761
EPSS Percentile 93.8%

Details

CWE
CWE-119
Status published
Products (38)
quagga/quagga 0.95
quagga/quagga 0.96
quagga/quagga 0.96.1
quagga/quagga 0.96.2
quagga/quagga 0.96.3
quagga/quagga 0.96.4
quagga/quagga 0.96.5
quagga/quagga 0.97.0
quagga/quagga 0.97.1
quagga/quagga 0.97.2
... and 28 more
Published Oct 10, 2011
Tracked Since Feb 18, 2026