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Insecure Library Loading
Moderately critical

Asterisk IAX2 Channel Driver Code Execution Vulnerability

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Release Date:  2006-06-07    Last Update:  2006-06-13    Views:  11,280

Secunia Advisory SA20497

Where:

From local network

Impact:

System access

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


Core Security Technologies has reported a vulnerability in Asterisk, which can be exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to an input validation error within the IAX2 channel driver (chan_iax2) and can be exploited to corrupt memory in a way that allows execution of arbitrary code via a malicious IAX2 client.

The vulnerability has been reported in versions prior to 1.2.9.1 and prior to 1.0.11.1.


Solution:
Update to version 1.2.9.1 or 1.0.11.1.

Further details available to Secunia VIM customers

Provided and/or discovered by:
Damian Saura, Alejandro Lozanoff, Eduardo Koch, Norberto Kueffner, and Ivan Arce from Core Security Technologies.

Original Advisory:
Asterisk:
http://www.asterisk.org/node/95

Corelabs:
http://www.coresecurity.com/common/showdoc.php?idx=547&idxseccion=10

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Asterisk IAX2 Channel Driver Code Execution Vulnerability

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