#VU79545 Input validation error in Google Chromium - CVE-2023-4357

Vulnerability identifier: #VU79545

Vulnerability risk: Medium

CVSSv4.0: 5.5 [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:P/U:Green]

CVE-ID: CVE-2023-4357

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Google Chromium
Client/Desktop applications / Web browsers

Vendor: Google

Description

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

The vulnerability exists due to insufficient validation of user-supplied input in XML in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.

Mitigation
Update to version 116.0.5845.96.

Vulnerable software versions

Google Chromium: before 116.0.5845.96

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External links
https://chromereleases.googleblog.com/2023/08/stable-channel-update-for-desktop_15.html
https://crbug.com/1458911

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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.