Belden Inc. Hirschmann HiSecOS

Name: Belden Inc. Hirschmann HiSecOS
Brand: Belden Inc.

productRU

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

KEV-listed

public exploit

EPSS ≥ 10%

by severity

2critical0high0medium0low

updated 2026-10-28

vulnerabilities (4)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2020-6994US	critical9.8	1.65% (76th)	—	no fix	2020-04-03	≤ 03.2.00
CVE-2021-27734US	critical9.8	1.26% (70th)	—	no fix	2021-05-17	03.3.00 → 04.1.00

showing 2 of 4

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

CWE-12ASP.NET Misconfiguration: Missing Custom Error Page1 CVEs
CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')1 CVEs
CWE-121Stack-based Buffer Overflow1 CVEs
CWE-20Improper Input Validation1 CVEs
CWE-287Improper Authentication1 CVEs
CWE-522Insufficiently Protected Credentials1 CVEs

Which sources assert this record, and when.

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