CVE-2021-21228
published 2021-04-30CVE-2021-21228: Insufficient policy enforcement in extensions in Google Chrome prior to 90.0.4430.93 allowed an attacker who convinced a user to install a malicious extension…
PriorityP419medium4.3CVSS 3.1
AVNACLPRNUIRSUCNILAN
EPSS
1.06%
64.4th percentile
Insufficient policy enforcement in extensions in Google Chrome prior to 90.0.4430.93 allowed an attacker who convinced a user to install a malicious extension to bypass navigation restrictions via a crafted Chrome Extension.
Affected
13 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 90.0.4430.93-1 | 90.0.4430.93-1 |
| chromium | chromium | >= 0 < 90.0.4430.93-1 | 90.0.4430.93-1 |
| chromium | chromium | >= 0 < 90.0.4430.93-1 | 90.0.4430.93-1 |
| chromium | chromium | >= 0 < 90.0.4430.93-1 | 90.0.4430.93-1 |
| debian | chromium | < chromium 90.0.4430.93-1 (bookworm) | chromium 90.0.4430.93-1 (bookworm) |
| debian | debian_linux | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| chrome | < 90.0.4430.93 | 90.0.4430.93 | |
| chrome | >= unspecified < 90.0.4430.93 | 90.0.4430.93 | |
| chrome_chrome | — | — | |
| msrc | microsoft_edge | — | — |
CVSS provenance
nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
osv4.3MEDIUM
vendor_debian4.3MEDIUM
vendor_msrc4.3MEDIUM
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
GHSA
GHSA-xmhm-4533-hmhq: Insufficient policy enforcement in extensions in Google Chrome prior to 90
ghsa_unreviewed·2022-05-24
CVE-2021-21228 [MEDIUM] CWE-863 GHSA-xmhm-4533-hmhq: Insufficient policy enforcement in extensions in Google Chrome prior to 90
Insufficient policy enforcement in extensions in Google Chrome prior to 90.0.4430.93 allowed an attacker who convinced a user to install a malicious extension to bypass navigation restrictions via a crafted Chrome Extension.
OSV
CVE-2021-21228: Insufficient policy enforcement in extensions in Google Chrome prior to 90
osv·2021-04-30·CVSS 4.3
CVE-2021-21228 [MEDIUM] CVE-2021-21228: Insufficient policy enforcement in extensions in Google Chrome prior to 90
Insufficient policy enforcement in extensions in Google Chrome prior to 90.0.4430.93 allowed an attacker who convinced a user to install a malicious extension to bypass navigation restrictions via a crafted Chrome Extension.
Chrome
Stable Channel Update for Desktop: CVE-2021-21228
vendor_chrome·2021-04-26·CVSS 4.3
CVE-2021-21228 [MEDIUM] Stable Channel Update for Desktop: CVE-2021-21228
Stable Channel Update for Desktop
CVE-2021-21228: Insufficient policy enforcement in extensions. Reported by Rob Wu on 2020-10-16 [$5000][ 1193233 ] Medium CVE-2021-4324: Insufficient policy enforcement in Google Update
Reported by Abdelhamid Naceri (halov) on 2021-03-28 [$TBD][ 1198165 ] Medium CVE-2021-21229: Incorrect security UI in downloads
Severity: medium
Microsoft
Chromium: CVE-2021-21228 Insufficient policy enforcement in extensions
vendor_msrc·2021-04-13·CVSS 4.3
CVE-2021-21228 [MEDIUM] Chromium: CVE-2021-21228 Insufficient policy enforcement in extensions
Chromium: CVE-2021-21228 Insufficient policy enforcement in extensions
Description: This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
FAQ: What is the version information for this release?
Microsoft Edge Version
Date Released
Based on Chromium Version
90.0.818.51
4/29/2021
90.0.4430.93
FAQ: Why is this Chrome CVE included in the Security Update Guide?
The vulnerability assigned to this CVE is in Chromium Open Source Software (OSS) which is consumed by Microsoft Edge (Chromium-based). It is being documented in the Security Update Guide to announce that the latest version of Microsoft Edge (Chromium-based) is no longer vulnerable. Please see Security Update Gui
Debian
CVE-2021-21228: chromium - Insufficient policy enforcement in extensions in Google Chrome prior to 90.0.443...
vendor_debian·2021·CVSS 4.3
CVE-2021-21228 [MEDIUM] CVE-2021-21228: chromium - Insufficient policy enforcement in extensions in Google Chrome prior to 90.0.443...
Insufficient policy enforcement in extensions in Google Chrome prior to 90.0.4430.93 allowed an attacker who convinced a user to install a malicious extension to bypass navigation restrictions via a crafted Chrome Extension.
Scope: local
bookworm: resolved (fixed in 90.0.4430.93-1)
bullseye: resolved (fixed in 90.0.4430.93-1)
forky: resolved (fixed in 90.0.4430.93-1)
sid: resolved (fixed in 90.0.4430.93-1)
trixie: resolved (fixed in 90.0.4430.93-1)
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop_26.htmlhttps://crbug.com/1139156https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/https://security.gentoo.org/glsa/202104-08https://www.debian.org/security/2021/dsa-4911https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop_26.htmlhttps://crbug.com/1139156https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/https://security.gentoo.org/glsa/202104-08https://www.debian.org/security/2021/dsa-4911
2021-04-30
Published