Siemens SIMATIC RTU3031C Firmware vulnerabilities

4 CVEs affecting Siemens SIMATIC RTU3031C Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2021-37186, published 2021-09-14.

Highest priority

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

CVE-2021-22924, published 2021-08-05. Low severity, CVSS 3.7. EPSS: 6.3% chance of exploitation in the next 30 days. libcurl keeps previously used connections in a connection pool for subsequenttransfers to reuse, if one of them matches the setup.Due to errors in the logic, the config matching function did not take…
CVE-2020-36475, published 2021-08-23. High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days. An issue was discovered in Mbed TLS before 2.25.0 (and before 2.16.9 LTS and before 2.7.18 LTS). The calculations performed by mbedtls_mpi_exp_mod are not limited; thus, supplying overly large…
CVE-2020-36478, published 2021-08-23. High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days. An issue was discovered in Mbed TLS before 2.25.0 (and before 2.16.9 LTS and before 2.7.18 LTS). A NULL algorithm parameters entry looks identical to an array of REAL (size zero) and thus the…
CVE-2021-37186, published 2021-09-14. Medium severity, CVSS 5.4. EPSS: 0.4% chance of exploitation in the next 30 days. A vulnerability has been identified in LOGO! CMR2020 (All versions < V2.2), LOGO! CMR2040 (All versions < V2.2), SIMATIC RTU3010C (All versions < V4.0.9), SIMATIC RTU3030C (All versions < V4.0.9),…