Cisco IOS Software IP Service Level Agreement Vulnerability (cisco-sa-20110928-ipsla)

This script is Copyright (C) 2011-2014 Tenable Network Security, Inc.


Synopsis :

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

Description :

The Cisco IOS IP Service Level Agreement (IP SLA) feature contains a
denial of service (DoS) vulnerability. The vulnerability is triggered
when malformed UDP packets are sent to a vulnerable device. The
vulnerable UDP port numbers depend on the device configuration.
Default ports are not used for the vulnerable UDP IP SLA operation or
for the UDP responder ports. Cisco has released free software updates
that address this vulnerability.

See also :

http://www.nessus.org/u?c91b30f3

Solution :

Apply the relevant patch referenced in Cisco Security Advisory
cisco-sa-20110928-ipsla.

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: 56315 ()

Bugtraq ID: 49823

CVE ID: CVE-2011-3272