CVEvulnerability
CVE-2023-6867
6.1 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2023-12-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-1021
Description
The timing of a button click causing a popup to disappear was approximately the same length as the anti-clickjacking delay on permission prompts. It was possible to use this fact to surprise users by luring them to click where the permission grant button would be about to appear. This vulnerability affects Firefox ESR < 115.6 and Firefox < 121.
Affected configurations
• mozilla firefox (< 121.0)
• mozilla firefox esr (< 115.6)
• debian debian linux 10.0
• debian debian linux 11.0
• debian debian linux 12.0
Related
Weakness · CWE (1)
- CWE-1021 Improper Restriction of Rendered UI Layers or Frames weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1863863 Issue Tracking, Permissions Required
- https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202401-10 Third Party Advisory
- https://www.debian.org/security/2023/dsa-5581 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-54/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-56/ Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1863863 Issue Tracking, Permissions Required
- https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202401-10 Third Party Advisory
- https://www.debian.org/security/2023/dsa-5581 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-54/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-56/ Vendor Advisory