Siemens SIMATIC CP 343-1 Lean Firmware vulnerabilities

5 CVEs affecting Siemens SIMATIC CP 343-1 Lean Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2023-51440, published 2024-02-13.

Highest priority

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

CVE-2019-13946, published 2020-02-11. High severity, CVSS 7.5. EPSS: 1.5% chance of exploitation in the next 30 days. Profinet-IO (PNIO) stack versions prior V06.00 do not properly limit internal resource allocation when multiple legitimate diagnostic package requests are sent to the DCE-RPC interface. This could…
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-2021-33737, published 2021-09-14. High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days. A vulnerability has been identified in SIMATIC CP 343-1 (incl. SIPLUS variants) (All versions), SIMATIC CP 343-1 Advanced (incl. SIPLUS variants) (All versions), SIMATIC CP 343-1 ERPC (All versions),…
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-2023-51440, published 2024-02-13. High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days. A vulnerability has been identified in SIMATIC CP 343-1 (6GK7343-1EX30-0XE0) (All versions), SIMATIC CP 343-1 Lean (6GK7343-1CX10-0XE0) (All versions), SIPLUS NET CP 343-1 (6AG1343-1EX30-7XE0) (All…