CVE-2021-33829
En bref
- Source
- NVD
- EPSS
- EPSS 3.19 % · centile 88 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- mitre
- Statut NVD
- Modified
Description
A cross-site scripting (XSS) vulnerability in the HTML Data Processor in CKEditor 4 4.14.0 through 4.16.x before 4.16.1 allows remote attackers to inject executable JavaScript code through a crafted comment because --!> is mishandled.
Faiblesses (CWE)
- CWE-79 — Injection de code indirecte (XSS)
Références
- https://www.drupal.org/sa-core-2021-003
- https://ckeditor.com/blog/ckeditor-4.16.1-with-accessibility-enhancements/#improvements-for-comments-in-html-parser
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WAGNWHFIQAVCP537KFFS2A2GDG66J7XD/
- https://lists.debian.org/debian-lts-announce/2021/11/msg00007.html
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N | NVD · nvd@nist.gov (Primary) |
Avis
- DRUPAL-CORE-2021-003 — **Update: 2021-06-11: Added CVE-2021-33829 identifier**
- GHSA-rgx6-rjj4-c388 — ckeditor4 vulnerable to cross-site scripting
Références européennes
- ENISA EUVD · EUVD-2021-1398
- GCVE · GCVE-0-2021-33829
Configurations affectées (CPE NVD)
cpe:2.3:a:ckeditor:ckeditor:*:*:*:*:*:*:*:*≥ 4.14.0 < 4.16.1cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*≥ 8.9.0 < 8.9.16cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*≥ 9.0.0 < 9.0.14cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*≥ 9.1.0 < 9.1.9cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Produits affectés
| Produit | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |