Remote code execution in WebKitGTK and WPE WebKit



Published: 2022-08-26
Risk Critical
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-32893
CWE-ID CWE-787
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
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WPE WebKit
Server applications / Frameworks for developing and running applications

WebKitGTK+
Server applications / Frameworks for developing and running applications

Vendor WPE WebKit
WebKitGTK

Security Bulletin

This security bulletin contains one critical risk vulnerability.

1) Out-of-bounds write

EUVDB-ID: #VU66587

Risk: Critical

CVSSv3.1:

CVE-ID: CVE-2022-32893

CWE-ID: CWE-787 - Out-of-bounds Write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error in WebKit when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger an out-of-bounds write and execute arbitrary code on the target system.

Note, the vulnerability is being actively exploited in the wild.

Mitigation

Install update from vendor's website.

Vulnerable software versions

WPE WebKit: 2.36.0 - 2.36.6

WebKitGTK+: 2.36.0 - 2.36.6


CPE2.3 External links

http://webkitgtk.org/security/WSA-2022-0008.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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