OpenPKG Security Advisory - A Denial of Service (DoS) vulnerability exists in the routing daemon Quagga, versions up to and including 0.99.6. The Quagga bgpd(8) daemon is vulnerable as configured peers may cause it to abort because of an assertion which can be triggered by peers by sending an "UPDATE" message with a specially crafted, malformed Multi-Protocol reachable/unreachable "NLRI" attribute.
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Publisher Name: OpenPKG GmbH
Publisher Home: http://openpkg.com/
Advisory Id (public): OpenPKG-SA-2007.015
Advisory Type: OpenPKG Security Advisory (SA)
Advisory Directory: http://openpkg.com/go/OpenPKG-SA
Advisory Document: http://openpkg.com/go/OpenPKG-SA-2007.015
Advisory Published: 2007-05-18 08:00 UTC
Issue Id (internal): OpenPKG-SI-20070518.01
Issue First Created: 2007-05-18
Issue Last Modified: 2007-05-18
Issue Revision: 02
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Subject Name: Quagga
Subject Summary: Routing Daemon
Subject Home: http://www.quagga.net/
Subject Versions: * <= 0.99.6
Vulnerability Id: CVE-2007-1995
Vulnerability Scope: global (not OpenPKG specific)
Attack Feasibility: run-time
Attack Vector: remote network
Attack Impact: denial of service
Description:
A Denial of Service (DoS) vulnerability exists in the routing
daemon Quagga [0], versions up to and including 0.99.6. The Quagga
bgpd(8) daemon is vulnerable as configured peers may cause it to
abort because of an assertion which can be triggered by peers by
sending an "UPDATE" message with a specially crafted, malformed
Multi-Protocol reachable/unreachable "NLRI" attribute [1].
References:
[0] http://www.quagga.net/
[1] http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1995
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Primary Package Name: quagga
Primary Package Home: http://openpkg.org/go/package/quagga
Corrected Distribution: Corrected Branch: Corrected Package:
OpenPKG Enterprise E1.0-SOLID quagga-0.99.5-E1.0.1
OpenPKG Community CURRENT quagga-0.99.7-20070430
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