Siemens AG SIMATIC S7-1200

Name: Siemens AG SIMATIC S7-1200
Brand: Siemens AG

productRU

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

public exploit

by severity

1critical6high4medium0low

updated 2026-10-28

vulnerabilities (13)

Related CVEs.

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ID	severity	EPSS	exploitable	patched	published	affected
CVE-2017-3737US	medium5.9OT high	78.7% (100th)	—	no fix	2017-12-07	≤ 4.2.3
CVE-2020-15782US	critical9.8	5.18% (92nd)	—	no fix	2021-05-28	≤ 4.5.0
CVE-2017-12741US	high7.5	3.31% (89th)	—	no fix	2017-12-26	≤ 4.2.3
CVE-2012-3040US	medium4.3	2.56% (85th)	—	no fix	2012-10-10	5 versions
CVE-2021-37204US	high7.1	2.18% (82nd)	—	no fix	2022-02-09	4.5.0 → V4.5.2
CVE-2021-37185US	high7.1	2.06% (81st)	—	no fix	2022-02-09	4.5.0 → V4.5.2
CVE-2018-13815US	high7.5	1.80% (78th)	—	no fix	2018-12-13	—
CVE-2021-37205US	high7.1	1.64% (76th)	—	no fix	2022-02-09	4.5.0 → V4.5.2
CVE-2012-3037US	medium4.3OT elevated	1.47% (74th)	—	no fix	2012-09-25	2.0.0 → 3.0.0
CVE-2019-13945US	medium6.8	0.53% (45th)	—	no fix	2019-12-12	—
CVE-2025-40820US	—	0.49% (42nd)	—	no fix	2025-12-09	≤ 4.4.0
CVE-2022-38465US	high7.8	0.24% (15th)	—	no fix	2022-10-11	≤ 4.5.0

showing 12 of 13

The flaw types (CWEs) most of these CVEs share.

CWE-20Improper Input Validation2 CVEs
CWE-400Uncontrolled Resource Consumption2 CVEs
CWE-672Operation on a Resource after Expiration or Release2 CVEs
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer1 CVEs
CWE-125Out-of-bounds Read1 CVEs
CWE-295Improper Certificate Validation1 CVEs
CWE-311Missing Encryption of Sensitive Data1 CVEs
CWE-319Cleartext Transmission of Sensitive Information1 CVEs

Which sources assert this record, and when.

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