Cisco ASA SIP Inspection DoS (CSCuf67469)

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


Synopsis :

The remote device is missing a vendor-supplied security patch.

Description :

The remote Cisco Adaptive Security Appliance (ASA) Software contains a
vulnerability that could allow an unauthenticated, remote attacker to
cause a memory leak which can be exploited to create a denial of
service condition.

The vulnerability is due to improper handling of Session Initiation
Protocol (SIP) packets. An attacker could exploit this vulnerability
via specially crafted SIP packets.

See also :

http://www.nessus.org/u?729c7b90

Solution :

Apply the relevant patch referenced in Cisco Bug Id CSCuf67469.

Alternatively, the vendor has provided a workaround that involves
disabling SIP inspection on the affected device.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 4.3
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : true

Family: CISCO

Nessus Plugin ID: 73827 ()

Bugtraq ID: 67036

CVE ID: CVE-2014-2154