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Home >> Browse Vulnerability Assessment Database >> CGI abuses >> SquirrelMail session_expired_post Arbitrary Variables Overwriting Vulnerability

Vulnerability Assessment Details

SquirrelMail session_expired_post Arbitrary Variables Overwriting Vulnerability

Vulnerability Assessment Summary
Tries to overwrite a variable SquirrelMail

Detailed Explanation for this Vulnerability Assessment

Summary :

The remote webmail application suffers from a data modification
vulnerability.

Description :

The installed version of SquirrelMail permits for restoring expired
sessions in an unsafe manner. Using a specially-crafted expired
session, a user can leverage this issue to take control of arbitrary
variables used by the affected application, which can lead to other
attacks against the system, such as reading or writing of arbitrary
files on the system.

See also :

http://www.gulftech.org/?node=research&article_id=00108-08112006
http://www.squirrelmail.org/security/issue/2006-08-11
http://archives.neohapsis.com/archives/bugtraq/2006-08/0241.html

Solution :

Apply the patch referenced in the vendor advisory above or upgrade to
SquirrelMail version 1.4.8 or later.

Network Security Threat Level:

Medium / CVSS Base Score : 4.7
(AV:R/AC:L/Au:NR/C:P/I:P/A:N/B:N)

Networks Security ID: 19486

Vulnerability Assessment Copyright: This script is Copyright (C) 2006 Tenable Network Security

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