[SCSA-007] Cross Site Scripting Vulnerabilities in WWWBoard

2003-02-24T00:00:00
ID SECURITYVULNS:DOC:4122
Type securityvulns
Reporter Securityvulns
Modified 2003-02-24T00:00:00

Description


Security Corporation Security Advisory [SCSA-007]


PROGRAM: WWWBoard HOMEPAGE: http://www.scriptarchive.com VULNERABLE VERSIONS: 2.0A2.1 and prior


DESCRIPTION


WWWBoard is "A threaded discussion forum that allows users to post new messages, followup to existing ones and more. Includes a basic admin to maintain the board."

(direct quote from WWWBoard website)

DETAILS


A Cross-Site Scripting vulnerability have been found in WWWBoard which allow attackers to inject script codes into the forum and use them on clients browser as if they were provided by the site.

This Cross-Site Scripting vulnerability are found in the page for posting messages.

An attacker can input specially crafted links and/or other malicious scripts.

EXPLOIT


A vulnerability was discovered in the page for posting messages, at this adress :

http://[target]/wwwboard/wwwboard.html#post

The vulnerability is at the level of the interpretation of the "Message" field.

Indeed, the insertion of a hostile code script in this field makes it possible to a malicious user to carry out this script on the navigator of the visitors.

The hostile code could be :

[script]alert("Cookie="+document.cookie)[/script]

(open a window with the cookie of the visitor.)

(replace [] by <>)

SOLUTIONS


No solution for the moment.

VENDOR STATUS


The vendor has reportedly been notified.

LINKS


http://www.security-corp.org/index.php?ink=4-15-1

Version Franзaise :

http://www.security-corp.org/advisories/SCSA-007-FR.txt


Grйgory Le Bras aka GaLiaRePt | http://www.Security-Corp.org