CVE Vulnerability

CVE-2021-44858

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=edit&undo= followed by action=mcrundo and action=mcrrestore to view private pages on a private wiki that has at least one page set in $wgWhitelistRead.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.mediawiki.org/wiki/2021-12_security_release/FAQ Mitigation Vendor Advisory
https://phabricator.wikimedia.org/T297322 Patch Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Information

Published : 2021-12-20 09:15

Updated : 2021-12-29 06:18

NVD link : CVE-2021-44858

Mitre link : CVE-2021-44858

Products Affected
No products.
CWE
CWE-276

Incorrect Default Permissions