Rule

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Sid
12061

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

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Impact:
High

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Detailed Information:
The SIP channel driver (chan_sip) in Asterisk before 1.2.18 and 1.4.x before 1.4.3 does not properly parse SIP UDP packets that do not contain a valid response code, which allows remote attackers to cause a denial of service (crash).

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Affected Systems:
Asterisk Asterisk 1.2.0 Beta1

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Attack Scenarios:


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Ease of Attack:


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False Positives:
None known.

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False Negatives:
None known.

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Corrective Action:


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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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