| Name | CVE-2021-32821 |
| Description | MooTools is a collection of JavaScript utilities for JavaScript developers. All known versions include a CSS selector parser that is vulnerable to Regular Expression Denial of Service (ReDoS). An attack requires that an attacker can inject a string into a CSS selector at runtime, which is quite common with e.g. jQuery CSS selectors. No patches are available for this issue. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1032664 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| mootools (PTS) | jessie, buster, stretch | 1.4.5~debian1-2.1 | vulnerable |
| sid, trixie, bullseye, bookworm | 1.4.5~debian1-3 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| mootools | source | jessie | (unfixed) | end-of-life | | |
| mootools | source | stretch | (unfixed) | end-of-life | | |
| mootools | source | (unstable) | (unfixed) | unimportant | | 1032664 |
Notes
https://securitylab.github.com/advisories/GHSL-2020-345-redos-mootools/
No plan to fix this upstream as upstream consider it too low impact.
Negligible securiy impact