Novell Groupwise WebAccess GWINTER.EXE Base64 Decoding Remote Overflow

This script is Copyright (C) 2007-2014 Tenable Network Security, Inc.


Synopsis :

It is possible to execute code on the remote host.

Description :

The remote host is running a version of GroupWise WebAccess from
Novell that is vulnerable to a stack overflow in the way it handles
HTTP Basic Authentication.

By sending a specially crafted request, an attacker can exploit this
flaw to execute code on the remote host with administrative
privileges.

See also :

http://www.zerodayinitiative.com/advisories/ZDI-07-015.html

Solution :

Upgrade to GroupWise 7.0 SP2 or later.

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: Gain a shell remotely

Nessus Plugin ID: 25084 (groupwise_webaccess_overflow.nasl)

Bugtraq ID: 23556

CVE ID: CVE-2007-2171