Vulnerability identifier: #VU59921

Vulnerability risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-346

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
WebKitGTK+
Server applications / Frameworks for developing and running applications
WPE WebKit
Server applications / Frameworks for developing and running applications

Vendor: WebKitGTK

Description

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

The vulnerability exists due to an error in IndexedDB. A remote attacker can trick the victim to open a specially crafted web page and exfiltrate data cross-origin.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

WebKitGTK+: 2.34.0 - 2.34.3

WPE WebKit: 2.34.0 - 2.34.3

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External links
http://webkitgtk.org/security/WSA-2022-0001.html
http://safarileaks.com/

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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. However, proof of concept for this vulnerability is available.