Simatic et 200sp im 155-6 pn ha (incl. siplus variants)

This hub aggregates every CVE we track for Simatic et 200sp im 155-6 pn ha (incl. siplus variants), a product in the ics ot iot space. Use it to gauge the current risk picture and drill into individual advisories.

Severity distribution

Monthly trend

The 7 most recently published vulnerabilities affecting Simatic et 200sp im 155-6 pn ha (incl. siplus variants).

• CVE-2025-40944A vulnerability has been identified in SIMATIC ET 200AL IM 157-1 PN (6ES7157-1AB00-0AB0) (All versions), SIMATIC ET 200MP IM 155-5 PN HF (6ES7155-5AA00-0AC0) (All versions >= V4.2.0), SIMATIC ET 20...7.5Jan 13, 2026
• CVE-2025-40820Affected products do not properly enforce TCP sequence number validation in specific scenarios but accept values within a broad range. This could allow an unauthenticated remote attacker e.g. to in...7.5Dec 9, 2025
• CVE-2024-23814The integrated ICMP service of the network stack of affected devices can be forced to exhaust its available memory resources when receiving specially crafted messages targeting IP fragment re-asse...5.3Feb 11, 2025
• 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...5.3Apr 12, 2022
• CVE-2019-19300A 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 ATE...7.5Apr 14, 2020
• CVE-2019-10936Affected devices improperly handle large amounts of specially crafted UDP packets. This could allow an unauthenticated remote attacker to trigger a denial of service condition.7.5Oct 10, 2019
• CVE-2017-12741Specially crafted packets sent to port 161/udp could cause a denial of service condition. The affected devices must be restarted manually.7.5Dec 26, 2017