MediaWiki up to 1.31.11/1.35.1 ContentModelChange permission

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in MediaWiki up to 1.31.11/1.35.1. This impacts the function ContentModelChange. This manipulation causes permission. This vulnerability is tracked as CVE-2021-30155. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in MediaWiki up to 1.31.11/1.35.1 (Content Management System) and classified as critical. Affected by this vulnerability is the function ContentModelChange. The manipulation with an unknown input leads to a permission vulnerability. The CWE definition for the vulnerability is CWE-275. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 04/09/2021 as T270988. It is possible to read the advisory at phabricator.wikimedia.org. This vulnerability is known as CVE-2021-30155. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1222 according to MITRE ATT&CK.

Upgrading to version 1.31.12 or 1.35.2 eliminates this vulnerability.

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Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
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 1.31.12/1.35.2

Timelineinfo

04/06/2021 🔍
04/09/2021 +3 days 🔍
04/09/2021 +0 days 🔍
04/15/2021 +6 days 🔍

Sourcesinfo

Product: mediawiki.org

Advisory: T270988
Status: Confirmed

CVE: CVE-2021-30155 (🔍)
GCVE (CVE): GCVE-0-2021-30155
GCVE (VulDB): GCVE-100-172687

Entryinfo

Created: 04/09/2021 13:02
Updated: 04/15/2021 11:06
Changes: 04/09/2021 13:02 (39), 04/15/2021 11:03 (5), 04/15/2021 11:06 (18)
Complete: 🔍
Cache ID: 216::103

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