Phoenixcontact Rfc 450 Eth-Ib Firmware vulnerabilities

3 CVEs affecting Phoenixcontact Rfc 450 Eth-Ib Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2023-46143, published 2023-12-14.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2022-31800, published 2022-06-21. Critical severity, CVSS 9.8. EPSS: 1.6% chance of exploitation in the next 30 days. An unauthenticated, remote attacker could upload malicious logic to devices based on ProConOS/ProConOS eCLR in order to gain full control over the device.
• CVE-2023-46141, published 2023-12-14. Critical severity, CVSS 9.8. EPSS: 0.9% chance of exploitation in the next 30 days. Incorrect Permission Assignment for Critical Resource vulnerability in multiple products of the PHOENIX CONTACT classic line allow an remote unauthenticated attacker to gain full access of the…
• CVE-2023-46143, published 2023-12-14. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. 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.