| Name | CVE-2020-36649 |
| Description | A 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. |
| Source | CVE (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 Package | Release | Version | Status |
|---|
| mediawiki (PTS) | stretch (security) | 1:1.27.7-1+deb9u11 | vulnerable |
| stretch (lts), stretch | 1:1.27.7-1+deb9u13 | vulnerable |
| buster (security), buster, buster (lts) | 1:1.31.16-1+deb10u8 | fixed |
| bullseye | 1:1.35.13-1+deb11u2 | fixed |
| bullseye (security) | 1:1.35.13-1+deb11u3 | fixed |
| bookworm (security), bookworm | 1:1.39.10-1~deb12u1 | fixed |
| sid, trixie | 1:1.39.10-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| mediawiki | source | buster | (not affected) | | | |
| mediawiki | source | bullseye | 1:1.35.11-1~deb11u1 | | | |
| mediawiki | source | bookworm | 1:1.39.4-1~deb12u1 | | | |
| mediawiki | source | (unstable) | 1:1.39.4-1 | unimportant | | |
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/