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TITLE:
Avaya Products vsftpd PAM Memory Leak Vulnerability

SECUNIA ADVISORY ID:
SA32263

VERIFY ADVISORY:
http://secunia.com/advisories/32263/

CRITICAL:
Moderately critical

IMPACT:
DoS

WHERE:
>From remote

OPERATING SYSTEM:
Avaya Modular Messaging 3.x
http://secunia.com/advisories/product/8717/
Avaya SIP Enablement Services (SES) 3.x
http://secunia.com/advisories/product/8090/

SOFTWARE:
Avaya Communication Manager 3.x
http://secunia.com/advisories/product/19183/

DESCRIPTION:
Avaya has acknowledged a vulnerability in various Avaya products,
which can be exploited by malicious people to cause a DoS (Denial of
Service).

The vulnerability is caused due to a memory leak in vsftpd when using
PAM and can be exploited to exhaust all available memory via multiple
invalid authentication requests.

This is related to:
SA31223

The following products and versions are affected:
* Avaya Communication Manager (CM 3.1 and later)
* Avaya Intuity AUDIX LX (IALX 2.0)
* Avaya EMMC (all versions)
* Avaya Messaging Storage Server (MSS 3.x)
* Avaya Message Networking (MN 3.1)
* Avaya SIP Enablement Services (SES 3.1 and later)
* Avaya Meeting Exchange (ME 5.0)

SOLUTION:
The vendor recommends that local and network access to the affected
systems be restricted until an update is available.

ORIGINAL ADVISORY:
http://support.avaya.com/elmodocs2/security/ASA-2008-398.htm

OTHER REFERENCES:
SA31223:
http://secunia.com/advisories/31223/

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