CVE-2021-36125

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-36125
An issue was discovered in the CentralAuth extension in MediaWiki through 1.36. The Special:GlobalRenameRequest page is vulnerable to infinite loops and denial of service attacks when a user's current username is beyond an arbitrary maximum configuration value (MaxNameChars).

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://gerrit.wikimedia.org/r/q/I97d8b3236b5abed8ba9a9c4d3ab5050c2e782c22 Patch Vendor Advisory
https://phabricator.wikimedia.org/T260865 Exploit Issue Tracking Patch Vendor Advisory
https://gerrit.wikimedia.org/r/q/I97d8b3236b5abed8ba9a9c4d3ab5050c2e782c22 Patch Vendor Advisory
https://phabricator.wikimedia.org/T260865 Exploit Issue Tracking Patch Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
History

21 Nov 2024, 06:13

Type Values Removed Values Added
References () https://gerrit.wikimedia.org/r/q/I97d8b3236b5abed8ba9a9c4d3ab5050c2e782c22 - Patch, Vendor Advisory () https://gerrit.wikimedia.org/r/q/I97d8b3236b5abed8ba9a9c4d3ab5050c2e782c22 - Patch, Vendor Advisory
References () https://phabricator.wikimedia.org/T260865 - Exploit, Issue Tracking, Patch, Vendor Advisory () https://phabricator.wikimedia.org/T260865 - Exploit, Issue Tracking, Patch, Vendor Advisory

07 Jul 2021, 17:10

Type Values Removed Values Added
CPE cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5
CWE CWE-835
References (MISC) https://gerrit.wikimedia.org/r/q/I97d8b3236b5abed8ba9a9c4d3ab5050c2e782c22 - (MISC) https://gerrit.wikimedia.org/r/q/I97d8b3236b5abed8ba9a9c4d3ab5050c2e782c22 - Patch, Vendor Advisory
References (MISC) https://phabricator.wikimedia.org/T260865 - (MISC) https://phabricator.wikimedia.org/T260865 - Exploit, Issue Tracking, Patch, Vendor Advisory

02 Jul 2021, 13:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-07-02 13:15

Updated : 2024-11-21 06:13

NVD link : CVE-2021-36125

Mitre link : CVE-2021-36125

CVE.ORG link : CVE-2021-36125

JSON object : View

Products Affected

mediawiki

  • mediawiki
CWE
CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')