Cisco IOS Software H.323 Denial of Service 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 :

The H.323 implementation in Cisco IOS Software contains a
vulnerability that can be exploited remotely to cause a device that is
running Cisco IOS Software to reload.
Cisco has released free software updates that address this
vulnerability. There are no workarounds to mitigate the vulnerability
apart from disabling H.323 if the device that is running Cisco IOS
Software does not need to run H.323 for VoIP services.

See also :

http://www.nessus.org/u?08d67d48
http://www.nessus.org/u?e4960a00

Solution :

Apply the relevant patch referenced in Cisco Security Advisory
cisco-sa-20090923-h323.

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: 49042 (cisco-sa-20090923-h323http.nasl)

Bugtraq ID: 36494

CVE ID: CVE-2009-2866

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