Mend.io Vulnerability Database

What is a CVE vulnerability ID? icon What is a WS vulnerability ID? icon What is an MSC vulnerability ID? icon
New vulnerability? Tell us about it!
icon

We found results for “”

CVE-2021-21111

Date: January 8, 2021

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 Score

Related Resources (12)

https://www.debian.org/security/2021/dsa-4832
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWIJKZTZTG6G475OR6PP4WPQBVM6PS/
https://security.gentoo.org/glsa/202101-05
https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop.html
https://security-tracker.debian.org/tracker/CVE-2021-21111
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z6P6AVVFP7B2M4H7TJQBASRZIBLOTUFN/
https://nvd.nist.gov/vuln/detail/CVE-2021-21111
https://crbug.com/1149125
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-21111
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VVUWIJKZTZTG6G475OR6PP4WPQBVM6PS/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z6P6AVVFP7B2M4H7TJQBASRZIBLOTUFN/
https://www.mend.io/vulnerability-database/CVE-2021-21111

Severity Score

Weakness Type (CWE)

Improper Restriction of Rendered UI Layers or Frames

CWE-1021

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

Do you need more information?

Contact Us