Improperly implemented security check for standard in Google Chromium - CVE-2021-37969

Vulnerability identifier: #VU56786

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-2021-37969

CWE-ID: CWE-358

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

The vulnerability exists due to incorrect implementation in Google Updater 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.

Google Chromium
Google Chrome
Microsoft Edge
Fedora
chromium
chromium (Debian package)

Update to version 94.0.4606.54.

Google Chromium - update to 94.0.4606.54
Google Chrome - update to 94.0.4606.54
Microsoft Edge - update to 94.0.992.31
chromium - addressed in versions 94.0.4606.61-1.el8, 94.0.4606.61-1.fc33, 94.0.4606.61-1.fc34, 94.0.4606.61-1.fc35
chromium (Debian package) - update to 97.0.4692.71-0.1~deb11u1

• https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop_21.html
• https://crbug.com/1245879
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-37969

• Multiple vulnerabilities in Google Chrome
• Multiple vulnerabilities in Microsoft Edge
• Debian update for chromium
• Fedora EPEL 8 update for chromium
• Fedora 34 update for chromium
• Fedora 33 update for chromium
• Fedora 35 update for chromium