CVE-2021-46149 Information

Description

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. A denial of service (resource consumption) can be accomplished by searching for a very long key in a Language Name Search.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://phabricator.wikimedia.org/T293749 https://gerrit.wikimedia.org/r/q/Ide32704cca578b9aecbce34bdcc0ac25c2a09a4d

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5