Asterisk SIP SDP Buffer Overflow (AST-2013-001)

This script is Copyright (C) 2013-2014 Tenable Network Security, Inc.


Synopsis :

The version of Asterisk installed on the remote host may be affected by
a buffer overflow vulnerability.

Description :

According to the version in its SIP banner, the version of Asterisk
running on the remote host is potentially affected by a buffer overflow
vulnerability related to SIP SDP headers and h264 video handling. This
error could allow execution of arbitrary code.

See also :

http://downloads.asterisk.org/pub/security/AST-2013-001.html
https://issues.asterisk.org/jira/browse/ASTERISK-20901

Solution :

Upgrade to Asterisk 11.2.2 or apply the patch listed in the Asterisk
advisory.

Risk factor :

High / CVSS Base Score : 9.3
(CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 6.9
(CVSS2#E:U/RL:OF/RC:C)
Public Exploit Available : false

Family: Misc.

Nessus Plugin ID: 65896 ()

Bugtraq ID: 58760

CVE ID: CVE-2013-2685