Cisco NTP ntpd readvar Variable Remote Overflow (CSCdt93866)

This script is (C) 2002-2014 Tenable Network Security, Inc.


Synopsis :

The remote device is missing a vendor-supplied security patch

Description :

By sending a crafted NTP control packet, it is possible to trigger a
buffer overflow in the NTP daemon. This vulnerability can be exploited
remotely. The successful exploitation may cause arbitrary code to be
executed on the target machine.

This vulnerability is documented as Cisco Bug ID CSCdt93866.

An attacker may use this flaw to execute arbitrary code on the remote
host (although it's not believed to be doable)

See also :

http://www.nessus.org/u?475312f5

Solution :

Apply the relevant update referenced in Cisco Security Advisory
cisco-sa-20020508-ntp-vulnerability.

Risk factor :

Critical / CVSS Base Score : 10.0
(CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 8.3
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: CISCO

Nessus Plugin ID: 10982 (CSCdt93866.nasl)

Bugtraq ID: 2540

CVE ID: CVE-2001-0414