CVE-2021-44857
MEDIUM
6,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: high
Availability: none
MEDIUM
4,0
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: single
Confidentiality: none
Integrity: partial
Availability: none
Description
AI Translation Available
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. It is possible to use action=mcrundo followed by action=mcrrestore to replace the content of any arbitrary page (that the user doesn't have edit rights for). This applies to any public wiki, or a private wiki that has at least one page set in $wgWhitelistRead.
EPSS (Exploit Prediction Scoring System)
Trend Analysis
EPSS (Exploit Prediction Scoring System)
Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.
EPSS Score
0,0018
Percentile
0,4th
Updated
EPSS Score Trend (Last 91 Days)
862
Missing Authorization
IncompleteCommon Consequences
Security Scopes Affected:
Confidentiality
Integrity
Access Control
Availability
Potential Impacts:
Read Application Data
Read Files Or Directories
Modify Application Data
Modify Files Or Directories
Gain Privileges Or Assume Identity
Bypass Protection Mechanism
Dos: Crash, Exit, Or Restart
Dos: Resource Consumption (Cpu)
Dos: Resource Consumption (Memory)
Dos: Resource Consumption (Other)
Applicable Platforms
Technologies:
AI/ML, Database Server, Not Technology-Specific, Web Server
Application
Mediawiki by Mediawiki
Version Range Affected
From
1.37.0
(inclusive)
To
1.37.1
(exclusive)
CPE Identifier
View Detailed Analysis
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application
Mediawiki by Mediawiki
Version Range Affected
From
1.36.0
(inclusive)
To
1.36.3
(exclusive)
CPE Identifier
View Detailed Analysis
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application
Mediawiki by Mediawiki
Version Range Affected
To
1.35.5
(exclusive)
CPE Identifier
View Detailed Analysis
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://phabricator.wikimedia.org/T297322
https://security.gentoo.org/glsa/202305-24
https://www.mediawiki.org/wiki/2021-12_security_release/FAQ
https://phabricator.wikimedia.org/T297322
https://security.gentoo.org/glsa/202305-24
https://www.mediawiki.org/wiki/2021-12_security_release/FAQ