Hilscher develops industrial networking and real-time operating system products focused on EtherNet/IP and PROFINET protocols, with a narrow exposure centered on firmware and communication-adapter components. The observed weakness classes—out-of-bounds writes and improper memory-buffer restrictions—reflect the low-level parsing and state-management demands of industrial protocol handlers and embedded real-time kernels. Current severity, exploitation activity, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Hilscher over time
Signals from CVEs in this vendor scope (3 CVEs).
3 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2021-20987HIGH A denial of service and memory corruption vulnerability was found in Hilscher EtherNet/IP Core V2 prior to V2.13.0.21that may lead to code injection through network or make devices | Feb 16, 2021 | 8.6 | 26 | NO | NO |
CVE-2021-20988HIGH In Hilscher rcX RTOS versions prios to V2.1.14.1 the actual UDP packet length is not verified against the length indicated by the packet. This may lead to a denial of service of th | May 13, 2021 | 7.5 | 24 | NO | NO |
CVE-2021-20986HIGH A Denial of Service vulnerability was found in Hilscher PROFINET IO Device V3 in versions prior to V3.14.0.7. This may lead to unexpected loss of cyclic communication or interrupti | Feb 16, 2021 | 7.5 | 23 | NO | NO |
Signals from CVEs in this vendor scope (3 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Hilscher.
Media articles that mention a CVE ID that affects a product developed by Hilscher — matched by CVE ID, not by vendor name.