Cisco IOS Software Smart Install Denial of Service Vulnerability (cisco-sa-20120328-smartinstall)

This script is Copyright (C) 2012-2014 Tenable Network Security, Inc.


Synopsis :

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

Description :

Cisco IOS Software contains a vulnerability in the Smart Install
feature that could allow an unauthenticated, remote attacker to cause
a reload of an affected device if the Smart Install feature is
enabled. The vulnerability is triggered when an affected device
processes a malformed Smart Install message on TCP port 4786. Cisco
has released free software updates that address this vulnerability. A
workaround may be available in some versions of Cisco IOS Software if
the Smart Install feature is not needed.

See also :

http://www.nessus.org/u?12514858

Solution :

Apply the relevant patch referenced in Cisco Security Advisory
cisco-sa-20120328-smartinstall.

Risk factor :

High / CVSS Base Score : 7.8
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C)
CVSS Temporal Score : 6.4
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: CISCO

Nessus Plugin ID: 58572 ()

Bugtraq ID: 52756

CVE ID: CVE-2012-0385