CVE Tools

Simatic S7-300 Cpu Family

7 CVEs tracked. None of them is in CISA KEV.

This hub aggregates every CVE we track for Simatic S7-300 Cpu Family, a product in the ics ot iot space. Use it to gauge the current risk picture and drill into individual advisories.

Simatic S7-300 Cpu Family CVEs per month

Oct 2024 to Sep 2026. Point at a month, or focus the strip and use the arrow keys.
Simatic S7-300 Cpu Family CVEs per month
MonthCVEs
2024-100
2024-110
2024-120
2025-010
2025-020
2025-030
2025-040
2025-050
2025-060
2025-070
2025-080
2025-090
2025-100
2025-110
2025-120
2026-010
2026-020
2026-030
2026-040
2026-050
2026-060
2026-070
2026-080
2026-090

Severity

How the 7 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • High571%
  • Medium229%

Latest CVEs

The 7 most recently published vulnerabilities affecting Simatic S7-300 Cpu Family.

  1. CVE-2022-25622The 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...5.3
  2. CVE-2019-18336A 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 CPU...7.5
  3. CVE-2019-10923An attacker with network access to an affected product may cause a denial of service condition by breaking the real-time synchronization (IRT) of the affected installation.7.5
  4. CVE-2019-6568The webserver of the affected devices contains a vulnerability that may lead to a denial of service condition. An attacker may cause a denial of service situation which leads to a restart of the ...7.5
  5. CVE-2018-16561A vulnerability has been identified in SIMATIC S7-300 CPUs (All versions < V3.X.16). The affected CPUs improperly validate S7 communication packets which could cause a Denial-of-Service condition o...7.5
  6. CVE-2016-9159A vulnerability has been identified in SIMATIC S7-300 CPU family (All versions), SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V6 and...5.9
  7. CVE-2016-9158A vulnerability has been identified in SIMATIC S7-300 CPU family (All versions), SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V6 and...7.5

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