Rule

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Sid
12683

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Summary:
This event is generated when an attempt is made to exploit a known vulnerability in Succession Communication Server.

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Impact:
Denial of Service. Information disclosure. Loss of integrity. 

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Detailed Information:
The Session Initiation Protocol (SIP) implementation in Nortel Networks Succession Communication Server 2000, when using SIP-T, allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.

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Affected Systems:
Nortel Networks Succession Communication Server 2
Alcatel OmniPCX Enterprise 5.0 Lx 
multiple Cisco products including IP Phone models 7940 and 7960, IOS versions in the 12.2 train, and Secure PIX 5.2.9 to 6.2.2

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Attack Scenarios:


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Ease of Attack:
Simple.

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False Positives:
None known.

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False Negatives:
None known.

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Corrective Action:
Upgrade to the latest non-affected version of the software.

Apply the appropriate vendor supplied patches.

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Contributors:
Sourcefire Vulnerability Research Team
This document was generated from data supplied by the National Vulnerability Database. A product of the National Institute of Standards and Technology.
For more information see http://nvd.nist.gov/

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Additional References:

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