CVE-2023-46143

moderate-risk
Published 2023-12-14

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.

Do I need to act?

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0.24% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (18)

Automationworx Software Suite
Axc 1050 Firmware
Axc 1050 Xc Firmware
Axc 3050 Firmware
Config\+
Fc 350 Pci Eth Firmware
Ilc1X0 Firmware
Ilc1X1 Firmware
Ilc 3Xx Firmware
Pc Worx
Pc Worx Express
Pc Worx Rt Basic Firmware
Pc Worx Srt
Rfc 430 Eth-Ib Firmware
Rfc 450 Eth-Ib Firmware
Rfc 460R Pn 3Tx Firmware
Rfc 470S Pn 3Tx Firmware
Rfc 480S Pn 4Tx Firmware

Affected Vendors

Phoenixcontact

References (2)

Third Party Advisory https://cert.vde.com/en/advisories/VDE-2023-057/
Third Party Advisory https://cert.vde.com/en/advisories/VDE-2023-057/
46
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 1/34 · Minimal
Exposure 19/34 · Moderate