#VU22417 Input validation error in Phoenix Contact GmbH products - CVE-2019-16675

Vulnerability identifier: #VU22417

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-2019-16675

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Config+
Client/Desktop applications / Other client software
PC Worx Express
Client/Desktop applications / Other client software
PC Worx
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 insufficient validation of user-supplied input. A remote attacker can send a specially crafted PC Worx or Config+ project file and execute arbitrary code on the target system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Config+: 1.86

PC Worx Express: 1.86

PC Worx: 1.86

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External links
https://ics-cert.us-cert.gov/advisories/icsa-19-302-01

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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.