Improperly implemented security check for standard in Google Chromium - CVE-2023-3734

Vulnerability identifier: #VU78382

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-2023-3734

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 Picture In Picture 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
Microsoft Edge
Google Chrome
Gentoo Linux
Debian Linux
Fedora
Chrome OS
chromium (Debian package)
chromium
www-client/microsoft-edge
www-client/chromium
www-client/google-chrome

Update to version 115.0.5790.98.

Google Chromium - update to 115.0.5790.98
Microsoft Edge - addressed in versions 114.0.1901.183, 115.0.1901.183
Google Chrome - update to 115.0.5790.98
Chrome OS - update to 114.0.5735.332
chromium (Debian package) - addressed in versions 115.0.5790.98-1~deb11u1, 115.0.5790.98-1~deb12u1
chromium - update to 115.0.5790.170-1.fc38
www-client/microsoft-edge - update to 120.0.2210.133
www-client/chromium - update to 120.0.6099.109
www-client/google-chrome - update to 120.0.6099.109

• https://chromereleases.googleblog.com/2023/07/stable-channel-update-for-desktop.html
• https://crbug.com/1450376

• Multiple vulnerabilities in Google Chrome
• Debian update for chromium
• Multiple vulnerabilities in Microsoft Edge
• Fedora 38 update for chromium
• Multiple vulnerabilities in Google ChromeOS
• Gentoo update for Chromium, Google Chrome, Microsoft Edge