CVE-2019-12473 Information

Description

Wikimedia MediaWiki 1.27.0 through 1.32.1 might allow DoS. Passing invalid titles to the API could cause a DoS by querying the entire watchlist table. Fixed in 1.32.2 1.31.2 1.30.2 and 1.27.6.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html https://phabricator.wikimedia.org/T204729 https://seclists.org/bugtraq/2019/Jun/12 https://www.debian.org/security/2019/dsa-4460

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