Remote code execution in WebKit

1) Buffer overflow

EUVDB-ID: #VU73806

Risk: High

CVSSv4.0: 6.1 [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-2022-32885

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

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

Mitigation

Install update from vendor's website.

Vulnerable software versions

WebKitGTK+: 2.38.0 - 2.40.0

WPE WebKit: 2.38.0 - 2.40.0

CPE2.3

• cpe:2.3:a:webkitgtk:webkitgtk_plus:2.38.0:*:*:*:*:*:*:*
• cpe:2.3:a:webkitgtk:webkitgtk_plus:2.38.1:*:*:*:*:*:*:*
• cpe:2.3:a:webkitgtk:webkitgtk_plus:2.38.2:*:*:*:*:*:*:*
• cpe:2.3:a:webkitgtk:wpe_webkit:2.38.0:*:*:*:*:*:*:*
• cpe:2.3:a:webkitgtk:wpe_webkit:2.38.1:*:*:*:*:*:*:*
• cpe:2.3:a:webkitgtk:wpe_webkit:2.38.2:*:*:*:*:*:*:*

External links

https://support.apple.com/en-us/HT213341
https://webkitgtk.org/security/WSA-2023-0003.html

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?

No. We are not aware of malware exploiting this vulnerability.