#VU75956 Use-after-free in Chrome OS - CVE-2023-2458

Vulnerability identifier: #VU75956

Vulnerability 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-2023-2458

CWE-ID: CWE-416

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Chrome OS
Operating systems & Components / Operating system

Vendor: Google

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in ChromeOS Ash. A remote attacker can execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Chrome OS: before 113.0.5672.114, 113.0.5672.114

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External links
https://chromereleases.googleblog.com/2023/05/stable-channel-update-for-chromeos.html
https://bugs.chromium.org/p/chromium/issues/detail?id=1430692

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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.