Vulnerability Details : 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.
Products affected by CVE-2021-21111
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-21111
0.22%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 60 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-21111
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
9.6
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H |
2.8
|
6.0
|
NIST |
CWE ids for CVE-2021-21111
-
The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain, which can lead to user confusion about which interface the user is interacting with.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-21111
-
https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop.html
Chrome Releases: Stable Channel Update for DesktopRelease Notes;Vendor Advisory
-
https://security.gentoo.org/glsa/202101-05
Chromium, Google Chrome: Multiple vulnerabilities (GLSA 202101-05) — Gentoo securityThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z6P6AVVFP7B2M4H7TJQBASRZIBLOTUFN/
[SECURITY] Fedora 32 Update: chromium-87.0.4280.141-1.fc32 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VVUWIJKZTZTG6G475OR6PP4WPQBVM6PS/
Mailing List;Third Party Advisory
-
https://crbug.com/1149125
Inloggen - Google AccountsPermissions Required;Vendor Advisory
-
https://www.debian.org/security/2021/dsa-4832
Debian -- Security Information -- DSA-4832-1 chromiumThird Party Advisory
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