#VU69515 Buffer overflow in Phoenix Contact GmbH products - CVE-2022-3461

Vulnerability identifier: #VU69515

Vulnerability risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/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-2022-3461

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Config+
Client/Desktop applications / Other client software
PC Worx
Client/Desktop applications / Other client software
PC Worx Express
Client/Desktop applications / Other client software

Vendor: Phoenix Contact GmbH

Description

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

The vulnerability exists due to a boundary error. A remote attacker can use a specially crafted file, 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 updates from vendor's website.

Vulnerable software versions

Config+: 1.89

PC Worx: 1.89

PC Worx Express: 1.89

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External links
https://cert.vde.com/en/advisories/VDE-2022-048/

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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.