TITLE:
Avaya CSU/VSU ISAKMP IKE Message Processing Vulnerabilities

SECUNIA ADVISORY ID:
SA18836

VERIFY ADVISORY:
http://secunia.com/advisories/18836/

CRITICAL:
Moderately critical

IMPACT:
DoS

WHERE:
>From remote

OPERATING SYSTEM:
Avaya VPNos 3.x (VSU Gateway Series)
http://secunia.com/product/7993/

DESCRIPTION:
Avaya has acknowledged some vulnerabilities in Avaya CSU/VSU, which
can be exploited by malicious people to cause a DoS (Denial of
Service).

The vulnerabilities are related to:
SA17553

The vulnerabilities have been reported in firmware versions prior to
3.2.41 in Avaya VSU 100, 2000, 7500, 10000, and CSU 5000.

SOLUTION:
Apply firmware updates. 

See vendor's advisory for download instructions.

PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.

ORIGINAL ADVISORY:
http://support.avaya.com/elmodocs2/security/ASA-2006-043.htm

OTHER REFERENCES:
SA17553:
http://secunia.com/advisories/17553/

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