Wago 762-4104 Firmware vulnerabilities

5 CVEs affecting Wago 762-4104 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2021-34569, published 2022-11-09.

Highest priority

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

CVE-2021-34566, published 2022-11-09. Critical severity, CVSS 9.1. EPSS: 1.2% chance of exploitation in the next 30 days. In WAGO I/O-Check Service in multiple products an unauthenticated remote attacker can send a specially crafted packet containing OS commands to crash the iocheck process and write memory resulting in…
CVE-2021-34568, published 2022-11-09. High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days. In WAGO I/O-Check Service in multiple products an unauthenticated remote attacker can send a specially crafted packet containing OS commands to provoke a denial of service.
CVE-2021-34569, published 2022-11-09. Critical severity, CVSS 9.8. EPSS: 0.9% chance of exploitation in the next 30 days. In WAGO I/O-Check Service in multiple products an attacker can send a specially crafted packet containing OS commands to crash the diagnostic tool and write memory.
CVE-2021-34567, published 2022-11-09. High severity, CVSS 8.2. EPSS: 0.9% chance of exploitation in the next 30 days. In WAGO I/O-Check Service in multiple products an unauthenticated remote attacker can send a specially crafted packet containing OS commands to provoke a denial of service and an limited…
CVE-2022-3281, published 2022-10-17. High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days. WAGO Series PFC100/PFC200, Series Touch Panel 600, Compact Controller CC100 and Edge Controller in multiple versions are prone to a loss of MAC-Address-Filtering after reboot. This may allow an…