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Last updated: 10/25/2014 4:48:49 AM

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National Cyber Awareness System

Vulnerability Summary for CVE-2011-3327

Original release date: 10/10/2011
Last revised: 11/06/2012
Source: US-CERT/NIST

Overview

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.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.5 (HIGH) (AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: SUSE
Name: openSUSE-SU-2011:1155
External Source: CONFIRM
Name: http://code.quagga.net/?p=quagga.git;a=commit;h=94431dbc753171b48b5c6806af97fd690813b00a
External Source: CONFIRM
Name: http://www.quagga.net/download/quagga-0.99.19.changelog.txt
External Source: MISC
Name: https://www.cert.fi/en/reports/2011/vulnerability539178.html
External Source: REDHAT
Name: RHSA-2012:1259
External Source: REDHAT
Name: RHSA-2012:1258
External Source: SECUNIA
Name: 46274
External Source: SUSE
Name: SUSE-SU-2011:1316
External Source: SUSE
Name: SUSE-SU-2011:1075
External Source: DEBIAN
Name: DSA-2316
External Source: SECUNIA
Name: 46139
Type: Advisory
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=738400
US-CERT Vulnerability Note: CERT-VN
Name: VU#668534
External Source: SUSE
Name: SUSE-SU-2011:1171

Technical Details

Vulnerability Type (View All)