MediaWiki < 1.18.6 / 1.19.3 / 1.20.1 Multiple Vulnerabilities

medium Nessus Plugin ID 63267

Synopsis

The remote web server contains a PHP application that is affected by multiple vulnerabilities.

Description

According to its version number, the instance of MediaWiki running on the remote host is affected by multiple security vulnerabilities :

- MediaWiki core is vulnerable to session fixation attacks that allow an attacker to compromise another user's account. (CVE-2012-5391)

- The MediaWiki CentralAuth Extension is vulnerable to session fixation attacks. (CVE-2012-5395)

- An API feature in version 1.20 allows for HTML code to be injected in the 'editfont' option, resulting in cross-site scripting (XSS).

- A PCRE backtrack limit can be exceeded causing history pages to fail to display.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Upgrade to MediaWiki version 1.18.6 / 1.19.3 / 1.20.1 or later.

See Also

http://www.nessus.org/u?cba6a61e

https://www.mediawiki.org/wiki/Release_notes/1.18#MediaWiki_1.18.6

https://www.mediawiki.org/wiki/Release_notes/1.19#MediaWiki_1.19.3

https://www.mediawiki.org/wiki/Release_notes/1.20#MediaWiki_1.20.1

Plugin Details

Severity: Medium

ID: 63267

File Name: mediawiki_1_18_6.nasl

Version: 1.14

Type: remote

Family: CGI abuses

Published: 12/14/2012

Updated: 4/11/2022

Configuration: Enable paranoid mode, Enable thorough checks

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.6

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Vulnerability Information

CPE: cpe:/a:mediawiki:mediawiki

Required KB Items: Settings/ParanoidReport, installed_sw/MediaWiki, www/PHP

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/29/2012

Vulnerability Publication Date: 11/28/2012

Reference Information

CVE: CVE-2012-5391, CVE-2012-5395

BID: 56714, 58019, 68235

CWE: 20, 442, 629, 711, 712, 722, 725, 74, 750, 751, 79, 800, 801, 809, 811, 864, 900, 928, 931, 990