MediaWiki prior 1.35.11/1.38.7/1.39.4/1.40.1 Bad Image List thumb protection mechanism

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in MediaWiki. This impacts an unknown function of the component Bad Image List Handler. The manipulation of the argument thumb results in protection mechanism. This vulnerability is identified as CVE-2023-36674. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, was found in MediaWiki (Content Management System). Affected is an unknown part of the component Bad Image List Handler. The manipulation of the argument thumb with an unknown input leads to a protection mechanism vulnerability. CWE is classifying the issue as CWE-693. The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product. This is going to have an impact on integrity. CVE summarizes:

An issue was discovered in MediaWiki before 1.35.11, 1.36.x through 1.38.x before 1.38.7, 1.39.x before 1.39.4, and 1.40.x before 1.40.1. It is possible to bypass the Bad image list (aka badFile) by using the thumb parameter (aka Manualthumb) of the File syntax.

The weakness was released 08/21/2023. The advisory is shared for download at phabricator.wikimedia.org. This vulnerability is traded as CVE-2023-36674 since 06/26/2023. There are known technical details, but no exploit is available.

Upgrading to version 1.35.11, 1.38.7, 1.39.4 or 1.40.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-40617). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Protection mechanism
CWE: CWE-693
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: MediaWiki 1.35.11/1.38.7/1.39.4/1.40.1

Timelineinfo

06/26/2023 🔍
08/21/2023 +56 days 🔍
08/21/2023 +0 days 🔍
01/14/2026 +877 days 🔍

Sourcesinfo

Product: mediawiki.org

Advisory: FEDORA-2023-1fcaba0998
Status: Confirmed

CVE: CVE-2023-36674 (🔍)
GCVE (CVE): GCVE-0-2023-36674
GCVE (VulDB): GCVE-100-237576
EUVD: 🔍

Entryinfo

Created: 08/21/2023 07:03
Updated: 01/14/2026 22:19
Changes: 08/21/2023 07:03 (39), 09/13/2023 23:28 (1), 09/13/2023 23:39 (11), 10/09/2024 14:37 (16), 01/14/2026 22:19 (1)
Complete: 🔍
Cache ID: 216::103

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