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This script is Copyright (C) 2014-2016 Tenable Network Security, Inc.
A telephony application running on the remote host is affected by a
denial of service vulnerability.
According to the version in its SIP banner, the version of Asterisk
running on the remote host is potentially affected by a denial of
A flaw exists in the PJSIP channel driver when handling 'SUBSCRIBE'
requests. When Asterisk receives a 'SUBSCRIBE' request for a presence
Event, with no Accept headers, it will try to access an invalid
pointer to that header location. A remote attacker could exploit this
flaw by sending a specially crafted request to cause the program to
Note that Nessus has not tested for these issues but has instead
relied only on the application's self-reported version number.
See also :
Upgrade to Asterisk 12.1.0 or apply the appropriate patch listed in
the Asterisk advisory.
Risk factor :
Medium / CVSS Base Score : 4.3
CVSS Temporal Score : 3.6
Public Exploit Available : true
Nessus Plugin ID: 73022 ()
Bugtraq ID: 66096
CVE ID: CVE-2014-2289
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