Squid Crafted NTLM Authentication Header DoS

This script is Copyright (C) 2005-2013 Tenable Network Security, Inc.


Synopsis :

The remote web proxy server is prone to denial of service attacks.

Description :

The version of Squid, an open source web proxy cache, installed on the
remote host will abort if it receives a specially crafted NTLM
challenge packet. A remote attacker can exploit this issue to stop
the affected application, thereby denying access to legitimate users.

See also :

http://www.nessus.org/u?133a8605

Solution :

Apply the patch referenced in the bug report or upgrade to Squid
2.5.STABLE11 or later.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 3.7
(CVSS2#E:U/RL:OF/RC:C)
Public Exploit Available : false

Family: Firewalls

Nessus Plugin ID: 20010 ()

Bugtraq ID: 14977

CVE ID: CVE-2005-2917