CVEvulnerability
CVE-2021-21111
9.6 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-01-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.6 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-1021
Description
Insufficient policy enforcement in WebUI in Google Chrome prior to 87.0.4280.141 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.
Affected configurations
• google chrome (< 87.0.4280.141)
• fedoraproject fedora 32
• fedoraproject fedora 33
• debian debian linux 10.0
Related
Weakness · CWE (1)
- CWE-1021 Improper Restriction of Rendered UI Layers or Frames weakness
References
- https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop.html Release Notes, Vendor Advisory
- https://crbug.com/1149125 Permissions Required, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWIJKZTZTG6G475OR6PP4WPQBVM6PS/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z6P6AVVFP7B2M4H7TJQBASRZIBLOTUFN/ lists.fedoraproject.org
- https://security.gentoo.org/glsa/202101-05 Third Party Advisory
- https://www.debian.org/security/2021/dsa-4832 Third Party Advisory
- https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop.html Release Notes, Vendor Advisory
- https://crbug.com/1149125 Permissions Required, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWIJKZTZTG6G475OR6PP4WPQBVM6PS/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z6P6AVVFP7B2M4H7TJQBASRZIBLOTUFN/ lists.fedoraproject.org
- https://security.gentoo.org/glsa/202101-05 Third Party Advisory
- https://www.debian.org/security/2021/dsa-4832 Third Party Advisory