Improperly implemented security check for standard in Google Chrome - CVE-2021-21147

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Main Vulnerability Database Vulnerabilities #VU50264

Improperly implemented security check for standard in Google Chrome - CVE-2021-21147

Published: February 2, 2021 / Updated: February 6, 2021


Vulnerability identifier: #VU50264
CSH Severity: High
CVSS v4: 7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-21147
CWE-ID: CWE-358
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect implementation in Skia in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.


Affected software

Google Chrome
Microsoft Edge
Arch Linux
Gentoo Linux
Fedora
chromium (Debian package)
chromium

How to mitigate CVE-2021-21147

Update to version 88.0.4324.146.

Google Chrome - update to 88.0.4324.146
Microsoft Edge - update to 88.0.705.62
chromium (Debian package) - update to 88.0.4324.146-1~deb10u1
chromium - addressed in versions 88.0.4324.150-1.el7, 88.0.4324.150-1.el8, 88.0.4324.150-1.fc32, 88.0.4324.150-1.fc33

External References

Related Security Bulletins