Description

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).

Remediation

References

CVE-2021-36125

Related Vulnerabilities

MediaWiki Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2021-31550)

WordPress Plugin Cool Video Gallery Command Injection (1.9)

WordPress Ultimate Member Plugin Other Vulnerability (CVE-2022-3384)

Microsoft SQL Server Other Vulnerability (CVE-2003-0232)

YOURLS Access of Resource Using Incompatible Type ('Type Confusion') Vulnerability (CVE-2019-14537)

Severity

High

Classification

CVE-2021-36125 CWE-835 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Tags

Missing Update Known Vulnerabilities