Asterisk MGCP AUEP Response Handling Buffer Overflow
Secunia Advisory: SA21600
Release Date: 2006-08-24
Last Update: 2006-08-31
Popularity: 8,497 views

Critical:
Moderately critical
Impact: DoS
System access
Where: From local network
Solution Status: Vendor Patch

Software:Asterisk 1.x

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CVE reference:CVE-2006-4345
CVE-2006-4346


Description:
Mu Security has reported a vulnerability in Asterisk, which potentially can be exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to a boundary error within the MGCP implementation and can be exploited to cause a stack-based buffer overflow by sending a specially crafted AUEP response message.

The vulnerability has been reported in versions 1.0.0 through 1.2.10. Other versions may also be affected.

A format string error in the Record application was also reported.

Solution:
Update to version 1.2.11.

Provided and/or discovered by:
Mu Security research team

Original Advisory:
http://labs.musecurity.com/advisories/MU-200608-01.txt


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