CVE-2019-12472

NameCVE-2019-12472
DescriptionAn Incorrect Access Control vulnerability was found in Wikimedia MediaWiki 1.18.0 through 1.32.1. It is possible to bypass the limits on IP range blocks ($wgBlockCIDRLimit) by using the API. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-4460-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mediawiki (PTS)bullseye1:1.35.13-1+deb11u2fixed
bullseye (security)1:1.35.13-1+deb11u3fixed
bookworm, bookworm (security)1:1.39.10-1~deb12u1fixed
sid, trixie1:1.39.10-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mediawikisourcestretch1:1.27.7-1~deb9u1DSA-4460-1
mediawikisource(unstable)1:1.31.2-1

Notes

https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html
https://phabricator.wikimedia.org/T199540

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