#VU46804 Out-of-bounds write in WPE WebKit and WebKitGTK+ - CVE-2020-9983
Published: September 18, 2020 / Updated: November 24, 2020
Vulnerability identifier: #VU46804
Vulnerability risk: High
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:U/U:Amber
CVE-ID: CVE-2020-9983
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
WPE WebKit
WebKitGTK+
WPE WebKit
WebKitGTK+
Software vendor:
WebKitGTK
WebKitGTK
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in WebKit component in Apple Safari. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.