Vulnerability CVE-2009-1572
Published: 2009-05-06   Modified: 2012-02-13

Description:
The BGP daemon (bgpd) in Quagga 0.99.11 and earlier allows remote attackers to cause a denial of service (crash) via an AS path containing ASN elements whose string representation is longer than expected, which triggers an assert error.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
BGP 4-byte ASN bug fixes
Chris Caputo
08.05.2009

Type:

CWE-Other

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Quagga -> Quagga 

 References:
http://www.debian.org/security/2009/dsa-1788
http://marc.info/?l=quagga-dev&m=123364779626078&w=2
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=526311
https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01107.html
https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01037.html
http://xforce.iss.net/xforce/xfdb/50317
http://www.ubuntu.com/usn/usn-775-1
http://www.securitytracker.com/id?1022164
http://www.securityfocus.com/bid/34817
http://www.osvdb.org/54200
http://www.openwall.com/lists/oss-security/2009/05/01/2
http://www.openwall.com/lists/oss-security/2009/05/01/1
http://www.mandriva.com/security/advisories?name=MDVSA-2009:109
http://thread.gmane.org/gmane.network.quagga.devel/6513
http://secunia.com/advisories/35685
http://secunia.com/advisories/35203
http://secunia.com/advisories/35061
http://secunia.com/advisories/34999
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
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