[ GLSA 200609-16 ] Tikiwiki: Arbitrary command execution

[GLSA]

Gentoo Linux Security Advisory

Title: Tikiwiki: Arbitrary command execution (GLSA 200609-16)
Severity: high
Exploitable: remote
Date: September 26, 2006
Bug(s): #145714
ID: 200609-16

Synopsis

Tikiwiki contains a cross-site scripting (XSS) vulnerability as well as a second vulnerability which may allow remote execution of arbitrary code.

Background

Tikiwiki is a web-based groupware and content management system, developed with PHP, ADOdb and Smarty.

Affected Packages

Package: www-apps/tikiwiki
Vulnerable: < 1.9.5
Unaffected: >= 1.9.5
Architectures: All supported architectures


Description

A vulnerability in jhot.php allows for an unrestricted file upload to the img/wiki/ directory. Additionally, an XSS exists in the highlight parameter of tiki-searchindex.php.

Impact

An attacker could execute arbitrary code with the rights of the user running the web server by uploading a file and executing it via a filepath parameter. The XSS could be exploited to inject and execute malicious script code or to steal cookie-based authentication credentials, potentially compromising the victim's browser.

Workaround

There is no known workaround at this time.

Resolution

All Tikiwiki users should upgrade to the latest version: