Vulnerabilities of Siemens SIPLUS S7-1200 CPU 1214C DC/DC/RLY

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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-2024-46886	The web server of affected devices does not properly validate input that is used for a user redirection	4.7 Medium	Oct 8, 2024
CVE-2022-0778	The BN_mod_sqrt() function, which computes a modular square root, contains a bug that can cause it to loop forever for…	Not rated	Mar 15, 2022
CVE-2021-3712	ASN.1 strings are represented internally within OpenSSL as an ASN1_STRING structure which contains a buffer holding…	Not rated	Aug 24, 2021
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