Cisco IOS Software Network Time Protocol Packet Vulnerability - Cisco Systems

This script is (C) 2010-2014 Tenable Network Security, Inc.


Synopsis :

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

Description :

Cisco IOS Software with support for Network Time Protocol (NTP)
version (v4) contains a vulnerability processing specific NTP packets
that will result in a reload of the device. This results in a remote
denial of service (DoS) condition on the affected device.
Cisco has released free software updates that address this
vulnerability.
Workarounds that mitigate this vulnerability are available.

See also :

http://www.nessus.org/u?90057cc8
http://www.nessus.org/u?f9a9c2da

Solution :

Apply the relevant patch referenced in Cisco Security Advisory
cisco-sa-20090923-ntp.

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: 49045 (cisco-sa-20090923-ntphttp.nasl)

Bugtraq ID: 36502

CVE ID: CVE-2009-2869