#VU100669 Input validation error in WPE WebKit and WebKitGTK+ - CVE-2024-44308

Vulnerability identifier: #VU100669

Vulnerability risk: Critical

CVSSv4.0: 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/E:A/U:Red]

CVE-ID: CVE-2024-44308

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
WPE WebKit
Server applications / Frameworks for developing and running applications
WebKitGTK+
Server applications / Frameworks for developing and running applications

Vendor: WebKitGTK

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input within the JavaScriptCore component in WebKit. A remote attacker can trick the victim into visiting a specially crafted web page and execute arbitrary code on the system.

Note, the vulnerability is being actively exploited in the wild against Intel-based Mac systems.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

WPE WebKit: 2.44.0 - 2.46.3

WebKitGTK+: 2.44.0 - 2.46.3

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External links
https://support.apple.com/en-us/121753
https://webkitgtk.org/security/WSA-2024-0007.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.