Vulnerability Monitor

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CVE-2021-20999

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.

Published

2021-05-13T14:15:18.150

Last Modified

2024-11-21T05:47:22.467

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.4 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

6.4

Weaknesses
  • Type: Secondary
    CWE-668
  • Type: Primary
    NVD-CWE-Other
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System weidmueller uc20-wl2000-ac_firmware < 1.9.1 Yes
Operating System weidmueller uc20-wl2000-ac_firmware < 1.10.3 Yes
Operating System weidmueller uc20-wl2000-ac_firmware 1.11.0 Yes
Operating System weidmueller uc20-wl2000-ac_firmware 1.12.1 Yes
Hardware weidmueller uc20-wl2000-ac - No
Operating System weidmueller uc20-wl2000-iot_firmware < 1.9.1 Yes
Operating System weidmueller uc20-wl2000-iot_firmware < 1.10.3 Yes
Operating System weidmueller uc20-wl2000-iot_firmware 1.11.0 Yes
Operating System weidmueller uc20-wl2000-iot_firmware 1.12.1 Yes
Hardware weidmueller uc20-wl2000-iot - No
Operating System weidmueller iot-gw30_firmware < 1.9.1 Yes
Operating System weidmueller iot-gw30_firmware < 1.10.3 Yes
Operating System weidmueller iot-gw30_firmware 1.11.0 Yes
Operating System weidmueller iot-gw30_firmware 1.12.1 Yes
Hardware weidmueller iot-gw30 - No
Operating System weidmueller iot-gw30-4g-eu_firmware < 1.9.1 Yes
Operating System weidmueller iot-gw30-4g-eu_firmware < 1.10.3 Yes
Operating System weidmueller iot-gw30-4g-eu_firmware 1.11.0 Yes
Operating System weidmueller iot-gw30-4g-eu_firmware 1.12.1 Yes
Hardware weidmueller iot-gw30-4g-eu - No
References