HI
Product
HiSecOS
by Belden · last CVE Dec 17, 2025
2
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 1High 1Medium 0Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2021-27734
9.8
1%
May 17
Hirschmann HiOS 07.1.01, 07.1.02, and 08.1.00 through 08.5.xx and HiSecOS 03.3.00 through 03.5.01 allow remote attackers to change the credentials of existing users
Affected: 03.3.00 through 03.5.01
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