Wago 762-5203/8000-001 Firmware vulnerabilities

6 CVEs affecting Wago 762-5203/8000-001 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2020-12069, published 2022-12-26.

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…
CVE-2020-12069, published 2022-12-26. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. In CODESYS V3 products in all versions prior V3.5.16.0 containing the CmpUserMgr, the CODESYS Control runtime system stores the online communication passwords using a weak hashing algorithm. This can…