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TITLE:
Cisco Unified Communications Manager SIP Denial of Service
Vulnerabilities

SECUNIA ADVISORY ID:
SA32013

VERIFY ADVISORY:
http://secunia.com/advisories/32013/

CRITICAL:
Moderately critical

IMPACT:
DoS

WHERE:
>From remote

SOFTWARE:
Cisco Unified CallManager 4.x
http://secunia.com/advisories/product/12534/
Cisco Unified Communications Manager 5.x
http://secunia.com/advisories/product/11019/
Cisco Unified Communications Manager 6.x
http://secunia.com/advisories/product/14776/

DESCRIPTION:
Some vulnerabilities have been reported in Cisco Unified
Communications Manager, which can be exploited by malicious people to
cause a DoS (Denial of Service).

Multiple unspecified errors exist in the processing of SIP messages,
which can be exploited to cause a reload of an affected device.

This is related to vulnerability #5 in:
SA31990

The following versions are affected:
* Cisco Unified CallManager 4.1 versions prior to 4.1.3SR8
* Cisco Unified CallManager 4.2 versions prior to 4.2(3)SR4b
* Cisco Unified CallManager 4.3 versions prior to 4.3(2)SR1a
* Cisco Unified Communications Manager 5.x versions prior to 5.1(3d)
* Cisco Unified Communications Manager 6.x versions prior to
6.1(2)su1

SOLUTION:
The vendor will release updated versions that fix these
vulnerabilities (please see vendor advisory for details).

Restrict network access to the affected services.

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
Cisco:
http://www.cisco.com/warp/public/707/cisco-sa-20080924-cucm.shtml

OTHER REFERENCES:
SA31990
http://secunia.com/advisories/31990/

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