Information disclosure in WebKitGTK+ and WPE WebKit



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-40385
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
 WebKitGTK+
Server applications / Frameworks for developing and running applications

WPE WebKit
Server applications / Frameworks for developing and running applications

Vendor WebKitGTK

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU84765

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-40385

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by WebKit. A remote attacker can view leaked DNS queries with Private Relay turned on.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

WebKitGTK+: All versions

WPE WebKit: All versions

CPE2.3 External links

https://support.apple.com/en-us/HT213940


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.



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