Vulnerabilities of Siemens SIMATIC ET 200SP IM 155-6 PN/3 HF

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CVE	Summary	Score	Published
CVE-2025-40944	A vulnerability has been identified in SIMATIC ET 200AL IM 157-1 PN (6ES7157-1AB00-0AB0) (All versions), SIMATIC ET…	7.5 High	Jan 13, 2026
CVE-2025-40820	Affected products do not properly enforce TCP sequence number validation in specific scenarios but accept values…	7.5 High	Dec 9, 2025
CVE-2024-23814	The integrated ICMP service of the network stack of affected devices can be forced to exhaust its available memory…	5.3 Medium	Feb 11, 2025
CVE-2022-25622	The PROFINET (PNIO) stack, when integrated with the Interniche IP stack, improperly handles internal resources for TCP…	5.3 Medium	Apr 12, 2022
CVE-2019-19300	A vulnerability has been identified in Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200, Development/Evaluation…	7.5 High	Apr 14, 2020
CVE-2019-10936	Affected devices improperly handle large amounts of specially crafted UDP packets	7.5 High	Oct 10, 2019