Asterisk SIP Channel Driver Null Character Bug Lets Remote Users Deny Service
|
|
SecurityTracker Alert ID: 1025706 |
|
SecurityTracker URL: http://securitytracker.com/id/1025706
|
|
CVE Reference:
CVE-2011-2529
(Links to External Site)
|
Date: Jun 24 2011
|
Impact:
Denial of service via network
|
Fix Available: Yes Vendor Confirmed: Yes
|
Version(s): 1.6 prior to 1.6.2.18.1, 1.8 prior to 1.8.4.3
|
Description:
A vulnerability was reported in Asterisk. A remote user can cause denial of service conditions.
A remote user can send a specially crafted SIP packet containing a null to cause Asterisk to modify unrelated memory structures and crash.
TCP/TLS connections are not affected.
Paul Belanger reported this vulnerability.
|
Impact:
A remote user can cause Asterisk to crash.
|
Solution:
The vendor has issued a fix (1.6.2.18.1, 1.8.4.3).
The vendor's advisory is available at:
http://downloads.asterisk.org/pub/security/AST-2011-008.html
|
Vendor URL: downloads.asterisk.org/pub/security/AST-2011-008.html (Links to External Site)
|
Cause:
Input validation error
|
Underlying OS:
Linux (Any), UNIX (Any)
|
|
Message History:
None.
|
Source Message Contents
|
Date: Fri, 24 Jun 2011 18:03:42 +0000
Subject: Asterisk
|
http://downloads.asterisk.org/pub/security/AST-2011-008.html
CVE-2011-2529
|
|
