CVE-2023-46143

Phoenix Contact: Classic line industrial controllers prone to inadequate integrity check of PLC

Description

Download of Code Without Integrity Check vulnerability in PHOENIX CONTACT classic line PLCs allows an unauthenticated remote attacker to modify some or all applications on a PLC.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.14%
Third-Party Advisory vde.com
Affected: PHOENIX CONTACT Automation Worx Software Suite
Affected: PHOENIX CONTACT AXC 1050
Affected: PHOENIX CONTACT AXC 1050 XC
Affected: PHOENIX CONTACT AXC 3050
Affected: PHOENIX CONTACT Config+
Affected: PHOENIX CONTACT FC 350 PCI ETH
Affected: PHOENIX CONTACT ILC1x0
Affected: PHOENIX CONTACT ILC1x1
Affected: PHOENIX CONTACT ILC 3xx
Affected: PHOENIX CONTACT PC Worx
Affected: PHOENIX CONTACT PC Worx Express
Affected: PHOENIX CONTACT PC WORX RT BASIC
Affected: PHOENIX CONTACT PC WORX SRT
Affected: PHOENIX CONTACT RFC 430 ETH-IB
Affected: PHOENIX CONTACT RFC 450 ETH-IB
Affected: PHOENIX CONTACT RFC 460R PN 3TX
Affected: PHOENIX CONTACT RFC 470S PN 3TX
Affected: PHOENIX CONTACT RFC 480S PN 4TX
Published at:
Updated at:

References

Link Tags
https://cert.vde.com/en/advisories/VDE-2023-057/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2023-46143?
CVE-2023-46143 has been scored as a high severity vulnerability.
How to fix CVE-2023-46143?
To fix CVE-2023-46143, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-46143 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-46143 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-46143?
CVE-2023-46143 affects PHOENIX CONTACT Automation Worx Software Suite, PHOENIX CONTACT AXC 1050, PHOENIX CONTACT AXC 1050 XC, PHOENIX CONTACT AXC 3050, PHOENIX CONTACT Config+, PHOENIX CONTACT FC 350 PCI ETH, PHOENIX CONTACT ILC1x0, PHOENIX CONTACT ILC1x1, PHOENIX CONTACT ILC 3xx, PHOENIX CONTACT PC Worx, PHOENIX CONTACT PC Worx Express, PHOENIX CONTACT PC WORX RT BASIC, PHOENIX CONTACT PC WORX SRT, PHOENIX CONTACT RFC 430 ETH-IB, PHOENIX CONTACT RFC 450 ETH-IB, PHOENIX CONTACT RFC 460R PN 3TX, PHOENIX CONTACT RFC 470S PN 3TX, PHOENIX CONTACT RFC 480S PN 4TX.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.