MediaWiki up to 1.4 checkCss input validation

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

Summaryinfo

A vulnerability described as problematic has been identified in MediaWiki up to 1.4. This vulnerability affects the function checkCss. The manipulation results in input validation. This vulnerability was named CVE-2011-1579. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic has been found in MediaWiki up to 1.4 (Content Management System). Affected is the function checkCss. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, and integrity. CVE summarizes:

The checkCss function in includes/Sanitizer.php in the wikitext parser in MediaWiki before 1.16.3 does not properly validate Cascading Style Sheets (CSS) token sequences, which allows remote attackers to conduct cross-site scripting (XSS) attacks or obtain sensitive information by using the \2f\2a and \2a\2f hex strings to surround CSS comments.

The weakness was presented 04/26/2011 by Masato Kinugawa (Website). The advisory is available at vupen.com. This vulnerability is traded as CVE-2011-1579. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 53448 (MediaWiki Backslash Escaped CSS Comments XSS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses : XSS.

Upgrading to version 1.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (66738), Tenable (53448), SecurityFocus (BID 47354†) and Vulnerability Center (SBV-31380†). See VDB-57261, VDB-57259 and VDB-57257 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.4
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 53448
Nessus Name: MediaWiki Backslash Escaped CSS Comments XSS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 70578
OpenVAS Name: Debian Security Advisory DSA 2366-1 (mediawiki)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: MediaWiki 1.5

Timelineinfo

04/05/2011 🔍
04/13/2011 +8 days 🔍
04/13/2011 +0 days 🔍
04/15/2011 +2 days 🔍
04/26/2011 +11 days 🔍
04/26/2011 +0 days 🔍
05/09/2011 +13 days 🔍
03/23/2015 +1414 days 🔍
11/05/2021 +2419 days 🔍

Sourcesinfo

Product: mediawiki.org

Advisory: dsa-2366⛔
Researcher: Masato Kinugawa
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-1579 (🔍)
GCVE (CVE): GCVE-0-2011-1579
GCVE (VulDB): GCVE-100-57258

OVAL: 🔍

X-Force: 66738
SecurityFocus: 47354 - MediaWiki Versions Prior to 1.16.3 Multiple Remote Vulnerabilities
Secunia: 44142
Vulnerability Center: 31380 - Wikitext Parser in MediaWiki before 1.16.3 Cross Site Scripting Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/05/2021 09:27
Changes: 03/23/2015 16:50 (60), 03/22/2017 09:42 (10), 11/05/2021 09:24 (6), 11/05/2021 09:25 (1), 11/05/2021 09:27 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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