Vulnerability Details : 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.
Products affected by CVE-2021-20999
- cpe:2.3:o:weidmueller:uc20-wl2000-ac_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:uc20-wl2000-ac_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:uc20-wl2000-ac_firmware:1.11.0:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:uc20-wl2000-ac_firmware:1.12.1:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:uc20-wl2000-iot_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:uc20-wl2000-iot_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:uc20-wl2000-iot_firmware:1.11.0:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:uc20-wl2000-iot_firmware:1.12.1:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:iot-gw30_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:iot-gw30_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:iot-gw30_firmware:1.11.0:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:iot-gw30_firmware:1.12.1:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:iot-gw30-4g-eu_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:iot-gw30-4g-eu_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:iot-gw30-4g-eu_firmware:1.11.0:*:*:*:*:*:*:*
- cpe:2.3:o:weidmueller:iot-gw30-4g-eu_firmware:1.12.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-20999
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 59 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-20999
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.4
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H |
3.9
|
5.5
|
CERT VDE | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-20999
-
The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.Assigned by: info@cert.vde.com (Secondary)
References for CVE-2021-20999
-
https://cert.vde.com/en-us/advisories/vde-2021-016
WEIDMUELLER: Accidentally open network port in u-controls and IoT-Gateways — English (USA)Third Party Advisory
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