CVE-2019-12468 Information

Description

An Incorrect Access Control vulnerability was found in Wikimedia MediaWiki 1.27.0 through 1.32.1. Directly POSTing to Special:ChangeEmail would allow for bypassing re-authentication allowing for potential account takeover.

CVSS Vector

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

Reference

https://lists.wikimedia.org/pipermail/mediawiki-announce/ https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html https://phabricator.wikimedia.org/T197279 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

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8