CVSS 3.1
9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCVE-2021-20999
Critical (9.8) in weidmueller. EPSS 0.9% chance of exploitation in the next 30 days.
In Weidmüller u-controls and IoT-Gateways in versions up to 1.12.1 a network port intended only for device-internal usage is accidentally accessible via external network interfaces. By exploiting this vulnerability the device may be manipulated or the operation may be stopped.
Severity
- EPSS
- 0.9% chance of exploitation in the next 30 days; higher than 61% of CVEs (scores of 2026-10-31)
- CWE
- CWE-668
- Published
- Modified
- Record from
- the NVD, synced
Affected
- weidmueller:iot-gw30-4g-eu_firmware
- weidmueller:iot-gw30_firmware
- weidmueller:uc20-wl2000-ac_firmware
- weidmueller:uc20-wl2000-iot_firmware