MediaWiki 1.18.4/1.19.1 File Tag File: cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaWiki 1.18.4/1.19.1. It has been rated as problematic. This vulnerability affects unknown code of the component File Tag Handler. This manipulation of the argument File: causes cross site scripting. This vulnerability is tracked as CVE-2012-4377. The attack is possible to be carried out remotely. Moreover, an exploit is present. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in MediaWiki 1.18.4/1.19.1 (Content Management System) and classified as problematic. Affected by this vulnerability is an unknown function of the component File Tag Handler. The manipulation of the argument File: with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in MediaWiki before 1.18.5 and 1.19.x before 1.19.2 allows remote attackers to inject arbitrary web script or HTML via a File: link to a nonexistent image.

The weakness was disclosed 08/31/2012 by Writ Keeper (Fomafix) with MediaWiki as Bug 39700 as not defined mailinglist post (Bugzilla). The advisory is shared at bugzilla.wikimedia.org. This vulnerability is known as CVE-2012-4377 since 08/21/2012. The exploitation appears to be easy. The attack can be launched remotely. The successful exploitation requires a single authentication. It demands that the victim is doing some kind of user interaction. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

After immediately, there has been an exploit disclosed. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 61765 (FreeBSD : mediawiki -- multiple vulnerabilities (7c0fecd6-f42f-11e1-b17b-000c2977ec30)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks.

Upgrading to version 1.18.5 or 1.19.2 eliminates this vulnerability. The upgrade is hosted for download at download.wikimedia.org. Applying the patch mediawiki-1.19.2.patch.gz is able to eliminate this problem. The bugfix is ready for download at download.wikimedia.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (61765), SecurityFocus (BID 55370†), OSVDB (85103†), Secunia (SA50477†) and Vulnerability Center (SBV-36326†). Additional details are provided at openwall.com. The entries VDB-6086, VDB-6088, VDB-6098 and VDB-6099 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 61765
Nessus Name: FreeBSD : mediawiki -- multiple vulnerabilities (7c0fecd6-f42f-11e1-b17b-000c2977ec30)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 71871
OpenVAS Name: FreeBSD Ports: mediawiki
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Exploit Delay Time: 🔍

Upgrade: MediaWiki 1.18.5/1.19.2
Patch: mediawiki-1.19.2.patch.gz

Timelineinfo

08/21/2012 🔍
08/31/2012 +10 days 🔍
08/31/2012 +0 days 🔍
08/31/2012 +0 days 🔍
08/31/2012 +0 days 🔍
08/31/2012 +0 days 🔍
08/31/2012 +0 days 🔍
08/31/2012 +0 days 🔍
09/01/2012 +0 days 🔍
09/04/2012 +3 days 🔍
09/09/2012 +5 days 🔍
10/03/2012 +24 days 🔍
10/26/2017 +1849 days 🔍
04/12/2021 +1264 days 🔍

Sourcesinfo

Product: mediawiki.org

Advisory: Bug 39700
Researcher: Writ Keeper (Fomafix)
Organization: MediaWiki
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-4377 (🔍)
GCVE (CVE): GCVE-0-2012-4377
GCVE (VulDB): GCVE-100-6097
SecurityFocus: 55370 - MediaWiki Multiple Remote Vulnerabilities
Secunia: 50477 - MediaWiki Multiple Vulnerabilities, Moderately Critical
OSVDB: 85103
Vulnerability Center: 36326 - MediaWiki \x27File:\x27 Tag HTML Injection Vulnerability, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 09/09/2012 18:45
Updated: 04/12/2021 07:00
Changes: 09/09/2012 18:45 (88), 04/17/2017 11:45 (5), 04/12/2021 06:54 (13), 04/12/2021 07:00 (1)
Complete: 🔍
Cache ID: 216:5EC:103

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