CVEvulnerability

CVE-2021-20999

9.8 CRITICAL Published 2021-05-13 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-05-13
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.4 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
CVSS 3.1 ([email protected])
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-668

Description

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.

Affected configurations

• weidmueller uc20-wl2000-ac firmware (>= 1.3.0 < 1.9.1) • weidmueller uc20-wl2000-ac firmware (>= 1.10.0 < 1.10.3) • weidmueller uc20-wl2000-ac firmware 1.11.0 • weidmueller uc20-wl2000-ac firmware 1.12.1 • weidmueller uc20-wl2000-iot firmware (>= 1.3.0 < 1.9.1) • weidmueller uc20-wl2000-iot firmware (>= 1.10.0 < 1.10.3) • weidmueller uc20-wl2000-iot firmware 1.11.0 • weidmueller uc20-wl2000-iot firmware 1.12.1 • weidmueller iot-gw30 firmware (>= 1.3.0 < 1.9.1) • weidmueller iot-gw30 firmware (>= 1.10.0 < 1.10.3) • weidmueller iot-gw30 firmware 1.11.0 • weidmueller iot-gw30 firmware 1.12.1 • weidmueller iot-gw30-4g-eu firmware (>= 1.3.0 < 1.9.1) • weidmueller iot-gw30-4g-eu firmware (>= 1.10.0 < 1.10.3) • weidmueller iot-gw30-4g-eu firmware 1.11.0 • weidmueller iot-gw30-4g-eu firmware 1.12.1

Related

Weakness · CWE (1)

  • CWE-668 Exposure of Resource to Wrong Sphere weakness

References