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Category:   Application (VoIP)  >   Asterisk Vendors:   Digium (Linux Support Services)
Asterisk Null Pointer Dereference in SCCP Channel Driver Lets Remote Users Deny Service
SecurityTracker Alert ID:  1027103
SecurityTracker URL:  http://securitytracker.com/id/1027103
CVE Reference:   CVE-2012-2948   (Links to External Site)
Date:  May 30 2012
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 1.8.12.1, 10.4.1
Description:   A vulnerability was reported in Asterisk. A remote user can cause denial of service conditions.

A remote user with a valid SCCP ID can close a connection in certain cases to cause the target server to crash.

Christoph Hebeisen reported this vulnerability.

Impact:   A remote user can cause the target server to crash.
Solution:   The vendor has issued a fix (1.8.12.1, 10.4.1).

The vendor's advisory is available at:

http://downloads.asterisk.org/pub/security/AST-2012-008.html

Vendor URL:  downloads.asterisk.org/pub/security/AST-2012-008.html (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.


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