#VU83606 Buffer overflow in WebKitGTK+ and WPE WebKit - CVE-2023-42917
Published: December 1, 2023 / Updated: December 5, 2023
Vulnerability identifier: #VU83606
Vulnerability risk: Critical
CVSSv4.0: 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-2023-42917
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
WebKitGTK+
WPE WebKit
WebKitGTK+
WPE WebKit
Software vendor:
WebKitGTK
WebKitGTK
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note, the vulnerability is being actively exploited in the wild.
Remediation
Install update from vendor's website.