Missing Authentication for Critical Function The advisory has been revoked - it doesn't affect any version of package mediawiki (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1810-MEDIAWIKI-348927
- published9 Jun 2019
- disclosed10 Jul 2019
Introduced: 9 Jun 2019
CVE-2019-12468 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:18.10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream mediawiki package and not the mediawiki package as distributed by Ubuntu.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2019-12468
- https://seclists.org/bugtraq/2019/Jun/12
- https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html
- https://www.debian.org/security/2019/dsa-4460
- https://security-tracker.debian.org/tracker/CVE-2019-12468
- https://lists.wikimedia.org/pipermail/mediawiki-announce/
- https://phabricator.wikimedia.org/T197279