CVE-2020-37216 — Hirschmann HiOS devices versions prior to 08.1.00 and 07.1.01 contain a denial…
🚨 CVE-2020-37216 Hirschmann HiOS devices versions prior to 08.1.00 and 07.1.01 contain a denial of service vulnerability in the EtherNet/IP stack where improper handling of packet length fields allows remote attackers to crash or hang the device. Attackers can send specially crafted UDP EtherNet/IP
What This Means For You
- Affects Apple ecosystem — update macOS/iOS devices.
- New vulnerability disclosed — verify if your stack is exposed.
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2020-37216 | DoS | Hirschmann HiOS devices versions prior to 08.1.00 and 07.1.01, EtherNet/IP stack, improper handling of packet length fields, specially crafted UDP EtherNet/IP packets |
Source & Attribution
| Source Platform | Telegram |
| Channel | CVE Notify |
| Published | April 04, 2026 at 00:26 UTC |
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