CVE-2019-12467 Information

Description

MediaWiki through 1.32.1 has Incorrect Access Control (issue 1 of 3). A spammer can use Special:ChangeEmail to send out spam with no rate limiting or ability to block them. 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:L/A:N

Reference

https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html https://phabricator.wikimedia.org/T209794 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

LOW

Base Score

NONE

Base Severity

5.3