What’s Vulnerable › Vulnerabilities

CVE-2023-46142: PHOENIX CONTACT: Insufficient Read and Write Protection to Logic and Runtime Data in PLCnext Control

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-12-14 · updated 2026-06-17
• Weakness: CWE-732

Description

A incorrect permission assignment for critical resource vulnerability in PLCnext products allows an remote attacker with low privileges to gain full access on the affected devices.

Affected products

• Phoenixcontact Axc F 1152 Firmware: through 2024.0
• Phoenixcontact Axc F 2152 Firmware: through 2024.0
• Phoenixcontact Axc F 3152 Firmware: through 2024.0
• Phoenixcontact Bpc 9102S Firmware: through 2024.0
• Phoenixcontact Epc 1502 Firmware: through 2024.0
• Phoenixcontact Epc 1522 Firmware: through 2024.0
• PHOENIX CONTACT PLCnext Engineer: through 2024.0
• Phoenixcontact Rfc 4072R Firmware: through 2024.0
• Phoenixcontact Rfc 4072S Firmware: through 2024.0

References

• https://https://cert.vde.com/en/advisories/VDE-2023-056/
• https://https://cert.vde.com/en/advisories/VDE-2023-056/

Get alerted when CVE-2023-46142 or the next vulnerability affects your stack