Type Confusion in Google Chromium - CVE-2023-4762

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Main Vulnerability Database Vulnerabilities #VU80463

Type Confusion in Google Chromium - CVE-2023-4762

Published: September 5, 2023 / Updated: October 28, 2024


Vulnerability identifier: #VU80463
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-4762
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability: The vulnerability is being exploited in the wild

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

Google Chromium
Microsoft Edge
Google Chrome
Gentoo Linux
Debian Linux
Fedora
dev-qt/qtwebengine
chromium
chromium (Debian package)
www-client/microsoft-edge
www-client/chromium
www-client/google-chrome

How to mitigate CVE-2023-4762

Update to version 116.0.5845.179.

Google Chromium - update to 116.0.5845.179
Microsoft Edge - update to 116.0.1938.76
Google Chrome - update to 116.0.5845.179
dev-qt/qtwebengine - update to 103.0.5060.53
chromium - addressed in versions 116.0.5845.179-1.el7, 116.0.5845.179-1.el8, 116.0.5845.179-1.el9, 116.0.5845.179-1.fc37, 116.0.5845.179-1.fc38, 116.0.5845.179-1.fc39, 116.0.5845.187-1.el7, 116.0.5845.187-1.el8, 116.0.5845.187-1.el9, 116.0.5845.187-1.fc37, 116.0.5845.187-1.fc38, 117.0.5938.62-1.el7, 117.0.5938.62-1.el8, 117.0.5938.62-1.el9, 117.0.5938.62-1.fc37, 117.0.5938.62-1.fc38, 117.0.5938.88-1.el7, 117.0.5938.88-1.el8, 117.0.5938.88-1.el9, 117.0.5938.88-1.fc37, 117.0.5938.92-2.el7, 117.0.5938.92-2.el8, 117.0.5938.92-2.el9, 117.0.5938.132-1.el7, 117.0.5938.132-1.el8, 117.0.5938.132-1.el9
chromium (Debian package) - addressed in versions 116.0.5845.180-1~deb11u1, 116.0.5845.180-1~deb12u1
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

Links to Public Exploits and PoC-codes

External References

Related Security Bulletins