CVE-2020-36649

NameCVE-2020-36649
DescriptionA vulnerability was found in mholt PapaParse up to 5.1.x. It has been classified as problematic. Affected is an unknown function of the file papaparse.js. The manipulation leads to inefficient regular expression complexity. Upgrading to version 5.2.0 is able to address this issue. The name of the patch is 235a12758cd77266d2e98fd715f53536b34ad621. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-218004.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mediawiki (PTS)buster1:1.31.16-1+deb10u2fixed
buster (security)1:1.31.16-1+deb10u7fixed
bullseye1:1.35.13-1~deb11u1fixed
bullseye (security)1:1.35.13-1+deb11u2fixed
bookworm1:1.39.5-1~deb12u1fixed
bookworm (security)1:1.39.7-1~deb12u1fixed
sid, trixie1:1.39.7-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mediawikisourcebuster(not affected)
mediawikisourcebullseye1:1.35.11-1~deb11u1
mediawikisourcebookworm1:1.39.4-1~deb12u1
mediawikisource(unstable)1:1.39.4-1unimportant

Notes

[buster] - mediawiki <not-affected> (Vulnerable code not present)
MediaWiki embeds a copy, but negligible security impact
https://phabricator.wikimedia.org/T326946
https://github.com/mholt/PapaParse/commit/235a12758cd77266d2e98fd715f53536b34ad621 (5.2.0)
Fixed in MediaWiki 1.35.10 / 1.38.6 / 1.39.3
https://lists.wikimedia.org/hyperkitty/list/wikitech-l@lists.wikimedia.org/thread/6UQBHI5FWLATD7QO7DI4YS54U7XSSLAN/

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