MyServer 0.4.3 / 0.7 Crafted Traversal Arbitrary File Access

Author Paul Johnston paul@westpoint.ltd.uk, Copyright (C) 2003-2011 Westpoint Ltd


Synopsis :

The remote web server is affected by an information disclosure
vulnerability.

Description :

This web server is running MyServer <= 0.4.3 or 0.7. This version
contains a directory traversal vulnerability, that allows remote users
with no authentication to read files outside the webroot.

You have to create a dot-dot URL with the same number of '/./' and
'/../' + 1.

See also :

http://archives.neohapsis.com/archives/vulnwatch/2004-q3/0052.html

Solution :

Upgrade to MyServer 0.7.1 or later.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N)
CVSS Temporal Score : 4.3
(CVSS2#E:H/RL:OF/RC:C)
Public Exploit Available : true

Family: Web Servers

Nessus Plugin ID: 11851 ()

Bugtraq ID: 11189

CVE ID: CVE-2004-2516