CVE-2019-12473: Wikimedia Potential DOS due to slow WatchedItemStore::countVisitingWatchersMultiple
(updated )
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.
References
- github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2019-12473.yaml
- github.com/advisories/GHSA-33xw-x3pr-rvqj
- github.com/wikimedia/mediawiki
- lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html
- nvd.nist.gov/vuln/detail/CVE-2019-12473
- phabricator.wikimedia.org/T204729
- seclists.org/bugtraq/2019/Jun/12
- www.debian.org/security/2019/dsa-4460
Code Behaviors & Features
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