Siemens SIMATIC Tdc CPU555 Firmware vulnerabilities

6 CVEs affecting Siemens SIMATIC Tdc CPU555 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2022-25622, published 2022-04-12.

Highest priority

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

CVE-2019-19300, published 2020-04-14. High severity, CVSS 7.5. EPSS: 1.7% chance of exploitation in the next 30 days. A vulnerability has been identified in Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200, Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200P, KTK ATE530S, SIDOOR ATD430W, SIDOOR…
CVE-2019-18336, published 2020-03-10. High severity, CVSS 7.5. EPSS: 1.7% chance of exploitation in the next 30 days. A vulnerability has been identified in SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions < V3.X.17), SIMATIC TDC CP51M1 (All versions < V1.1.8), SIMATIC TDC…
CVE-2020-15783, published 2020-11-12. High severity, CVSS 7.5. EPSS: 1.7% chance of exploitation in the next 30 days. A vulnerability has been identified in SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC TDC CPU555 (All versions), SINUMERIK 840D sl (All versions).…
CVE-2017-2680, published 2017-05-11. Medium severity, CVSS 6.5. EPSS: 1.1% chance of exploitation in the next 30 days. Specially crafted PROFINET DCP broadcast packets could cause a denial of service condition of affected products on a local Ethernet segment (Layer 2). Human interaction is required to recover the…
CVE-2017-2681, published 2017-05-11. Medium severity, CVSS 6.5. EPSS: 0.9% chance of exploitation in the next 30 days. Specially crafted PROFINET DCP packets sent on a local Ethernet segment (Layer 2) to an affected product could cause a denial of service condition of that product. Human interaction is required to…
CVE-2022-25622, published 2022-04-12. High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days. The PROFINET (PNIO) stack, when integrated with the Interniche IP stack, improperly handles internal resources for TCP segments where the minimum TCP-Header length is less than defined. This could…