Siemens SIMATIC CP 443-1 OPC UA

Name: Siemens SIMATIC CP 443-1 OPC UA
Brand: Siemens

productEU

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

KEV-listed

public exploit

by severity

2critical6high12medium0low

updated 2026-10-27

vulnerabilities (20)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2016-4953US	high7.5	17.2% (97th)	—	no fix	2016-07-05	≤ vers:all/*
CVE-2016-4956US	medium5.3	16.4% (97th)	—	no fix	2016-07-05	2 versions
CVE-2016-2518US	medium5.3	15.1% (97th)	—	no fix	2017-01-30	2 versions
CVE-2016-4954US	high7.5	13.3% (96th)	—	no fix	2016-07-05	≤ vers:all/*
CVE-2015-7705US	critical9.8	12.2% (96th)	—	no fix	2017-08-07	≤ vers:all/*
CVE-2015-7853US	critical9.8	11.8% (96th)	—	no fix	2017-08-07	2 versions
CVE-2016-7433US	medium5.3	9.76% (96th)	—	no fix	2017-01-13	2 versions
CVE-2016-7431US	medium5.3	8.88% (95th)	—	no fix	2017-01-13	2 versions
CVE-2016-4955US	medium5.9	8.77% (95th)	—	no fix	2016-07-05	2 versions
CVE-2017-6458US	high8.8	6.51% (94th)	—	no fix	2017-03-27	2 versions
CVE-2015-8138US	medium5.3OT elevated	6.25% (94th)	—	no fix	2017-01-30	≤ vers:all/*
CVE-2016-1547US	medium5.3	5.07% (92nd)	—	no fix	2017-01-06	≤ vers:all/*
CVE-2016-9042US	medium5.9	3.91% (90th)	—	no fix	2018-06-04	2 versions
CVE-2016-1548US	high7.2	3.81% (90th)	—	no fix	2017-01-06	≤ vers:all/*
CVE-2016-1550US	medium5.3	3.60% (89th)	—	no fix	2017-01-06	≤ vers:all/*
CVE-2019-6575US	high7.5	1.65% (76th)	—	no fix	2019-04-17	3 versions
CVE-2019-13946US	high7.8	1.46% (73rd)	—	no fix	2020-02-11	≤ All versions
CVE-2019-6568US	medium5.0	1.40% (72nd)	—	no fix	2019-04-17	≤ All versions
CVE-2017-2680US	medium6.5	1.15% (67th)	—	no fix	2017-05-11	≤ All versions
CVE-2017-2681US	medium6.5	0.91% (60th)	—	no fix	2017-05-11	≤ All versions

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

CWE-20Improper Input Validation10 CVEs
CWE-400Uncontrolled Resource Consumption3 CVEs
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer2 CVEs
CWE-125Out-of-bounds Read2 CVEs
CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')2 CVEs
CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')1 CVEs
CWE-19CWE-191 CVEs
CWE-200Exposure of Sensitive Information to an Unauthorized Actor1 CVEs

Which sources assert this record, and when.

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