Vulnerabilities of Siemens SIMATIC Power Line Booster PLB, Base Module

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CVE	Summary	Score	Published
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-2020-28400	Affected devices contain a vulnerability that allows an unauthenticated attacker to trigger a denial of service…	7.5 High	Jul 13, 2021