CVE-2021-21111

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.
Severity
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Atk. Vector
NETWORK
Atk. Complexity
LOW
Priv. Required
NONE
Base Score
CVSS 3.x
EPSS Score
Percentile: 60%
VendorProductVersion
googlechrome
𝑥
< 87.0.4280.141
debiandebian_linux
10.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
chromium
bullseye (security)
120.0.6099.224-1~deb11u1
fixed
bullseye
120.0.6099.224-1~deb11u1
fixed
bookworm
128.0.6613.84-1~deb12u1
fixed
bookworm (security)
130.0.6723.91-1~deb12u1
fixed
trixie
129.0.6668.89-1
fixed
sid
130.0.6723.91-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
chromium-browser
groovy
not-affected
focal
not-affected
bionic
Fixed 89.0.4389.82-0ubuntu0.18.04.1
released
xenial
Fixed 89.0.4389.82-0ubuntu0.16.04.1
released
trusty
dne
Common Weakness Enumeration
References
https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop.html
https://crbug.com/1149125
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWIJKZTZTG6G475OR6PP4WPQBVM6PS/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z6P6AVVFP7B2M4H7TJQBASRZIBLOTUFN/
https://security.gentoo.org/glsa/202101-05
https://www.debian.org/security/2021/dsa-4832
https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop.html
https://crbug.com/1149125
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWIJKZTZTG6G475OR6PP4WPQBVM6PS/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z6P6AVVFP7B2M4H7TJQBASRZIBLOTUFN/
https://security.gentoo.org/glsa/202101-05
https://www.debian.org/security/2021/dsa-4832