CVE-2011-3327
HIGH · CVSS 7.5EPSS 7.6%EU EUVD
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.
Key facts
- CVSS score
- 7.5 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-119
- EPSS score
- 7.6% (95th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-3291)
- Published
- October 10, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-3291 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
- quagga / quagga
References
- http://code.quagga.net/?p=quagga.git%3Ba=commit%3Bh=94431dbc753171b48b5c6806af97fd690813b00a
- http://lists.opensuse.org/opensuse-security-announce/2011-09/msg00027.html
- http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00009.html
- http://rhn.redhat.com/errata/RHSA-2012-1258.html
- http://rhn.redhat.com/errata/RHSA-2012-1259.html
- http://secunia.com/advisories/46139(Vendor Advisory)
- http://secunia.com/advisories/46274
- http://secunia.com/advisories/48106
- http://security.gentoo.org/glsa/glsa-201202-02.xml
- http://www.debian.org/security/2011/dsa-2316
- http://www.kb.cert.org/vuls/id/668534(US Government Resource)
- http://www.quagga.net/download/quagga-0.99.19.changelog.txt
- https://bugzilla.redhat.com/show_bug.cgi?id=738400
- https://www.cert.fi/en/reports/2011/vulnerability539178.html
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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