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CVE-2017-20233 Hirschmann HiLCOS Layer-2 Firewall Multicast Broadcast Traffic Bypass

🗓️ 03 Apr 2026 22:47:07Reported by VulnCheckType 
vulnrichment
 vulnrichment
🔗 github.com👁 15 Views

CVE-2017-20233: HiLCOS Layer-2 firewall bypasses multicast and broadcast filtering when management IP filtering is off.

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25 May 2026 23:40Current
5.8Medium risk
Vulners AI Score5.8
CVSS 45.3
CVSS 3.15.4
EPSS0.00204
SSVC
15