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TI-2021-12924 Aliases CVE-2021-33529GHSA-6jrh-f26m-pv7v

WEIDMUELLER: WLAN devices affected by Hard-coded Credentials vulnerability

Priority LOW 35CWE-798Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-798.

Summary

In Weidmueller Industrial WLAN devices in multiple versions the usage of hard-coded cryptographic keys within the service agent binary allows for the decryption of captured traffic across the network from or to the device.

Why it matters now

EPSS 0.00934 60th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
WeidmuellerIE-WL(T)-BL-AP-CL-XXIE-WL-BL-AP-CL-EU (2536600000) – V1.16.18 (Build 18081617); IE-WLT-BL-AP-CL-EU (2536650000) – V1.16.18 (Build 18081617); IE-WL-BL-AP-CL-US (2536660000) – V1.16.18 (Build 18081617); IE-WLT-BL-AP-CL-US (2536670000) – V1.16.18 (Build 18081617)—No fix listedCNA
WeidmuellerIE-WL(T)-VL-AP-CL-XXIE-WL-VL-AP-BR-CL-EU (2536680000) – V1.11.10 (Build 18122616); IE-WLT-VL-AP-BR-CL-EU (2536690000) – V1.11.10 (Build 18122616); IE-WL-VL-AP-BR-CL-US (2536700000) – V1.11.10 (Build 18122616); IE-WLT-VL-AP-BR-CL-US (2536710000) – V1.11.10 (Build 18122616)—No fix listedCNA
  • IE-WL(T)-BL-AP-CL-XX VendorWeidmueller Affected IE-WL-BL-AP-CL-EU (2536600000) – V1.16.18 (Build 18081617); IE-WLT-BL-AP-CL-EU (2536650000) – V1.16.18 (Build 18081617); IE-WL-BL-AP-CL-US (2536660000) – V1.16.18 (Build 18081617); IE-WLT-BL-AP-CL-US (2536670000) – V1.16.18 (Build 18081617) Fixed in — No fix listed CNA
  • IE-WL(T)-VL-AP-CL-XX VendorWeidmueller Affected IE-WL-VL-AP-BR-CL-EU (2536680000) – V1.11.10 (Build 18122616); IE-WLT-VL-AP-BR-CL-EU (2536690000) – V1.11.10 (Build 18122616); IE-WL-VL-AP-BR-CL-US (2536700000) – V1.11.10 (Build 18122616); IE-WLT-VL-AP-BR-CL-US (2536710000) – V1.11.10 (Build 18122616) Fixed in — No fix listed CNA

CPE configurations NVD · 24

CPEVersionsRoleVendor
cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:*up to 1.16.18VulnerableWeidmueller
cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-eu:-:*:*:*:*:*:*:*not specified by NVDRunning onWeidmueller
cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:*up to 1.16.18VulnerableWeidmueller
cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-eu:-:*:*:*:*:*:*:*not specified by NVDRunning onWeidmueller
cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:*up to 1.16.18VulnerableWeidmueller
cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-us:-:*:*:*:*:*:*:*not specified by NVDRunning onWeidmueller
cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:*up to 1.16.18VulnerableWeidmueller
cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-us:-:*:*:*:*:*:*:*not specified by NVDRunning onWeidmueller
cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:*up to 1.16.18VulnerableWeidmueller
cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*not specified by NVDRunning onWeidmueller
  • cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* Versions up to 1.16.18 Vulnerable ·Weidmueller
  • cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-eu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* Versions up to 1.16.18 Vulnerable ·Weidmueller
  • cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-eu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* Versions up to 1.16.18 Vulnerable ·Weidmueller
  • cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-us:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* Versions up to 1.16.18 Vulnerable ·Weidmueller
  • cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-us:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* Versions up to 1.16.18 Vulnerable ·Weidmueller
  • cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-eu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Weidmueller
Show 14 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:*up to 1.16.18VulnerableWeidmueller
cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*not specified by NVDRunning onWeidmueller
cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:*up to 1.16.18VulnerableWeidmueller
cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-us:-:*:*:*:*:*:*:*not specified by NVDRunning onWeidmueller
cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:*up to 1.16.18VulnerableWeidmueller
cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-us:-:*:*:*:*:*:*:*not specified by NVDRunning onWeidmueller
cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:*up to 1.11.10VulnerableWeidmueller
cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:*up to 1.11.10VulnerableWeidmueller
cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:*up to 1.11.10VulnerableWeidmueller
cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:*up to 1.11.10VulnerableWeidmueller
cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:*up to 1.11.10VulnerableWeidmueller
cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:*up to 1.11.10VulnerableWeidmueller
cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:*up to 1.11.10VulnerableWeidmueller
cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:*up to 1.11.10VulnerableWeidmueller
  • cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* Versions up to 1.16.18 Vulnerable ·Weidmueller
  • cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-eu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* Versions up to 1.16.18 Vulnerable ·Weidmueller
  • cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-us:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* Versions up to 1.16.18 Vulnerable ·Weidmueller
  • cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-us:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* Versions up to 1.11.10 Vulnerable ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:* Versions up to 1.11.10 Vulnerable ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* Versions up to 1.11.10 Vulnerable ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:* Versions up to 1.11.10 Vulnerable ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* Versions up to 1.11.10 Vulnerable ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:* Versions up to 1.11.10 Vulnerable ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* Versions up to 1.11.10 Vulnerable ·Weidmueller
  • cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:* Versions up to 1.11.10 Vulnerable ·Weidmueller

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-33529
  2. 2026-10-03 Alias added: GHSA-6jrh-f26m-pv7v

References

Advisory 1

  • TI-2021-12928 WEIDMUELLER: WLAN devices affected by OS Command Injection vulnerability CVSS 3.1HIGH 8.8
  • TI-2021-12927 WEIDMUELLER: WLAN devices affected by OS Command Injection vulnerability CVSS 3.1HIGH 8.8
  • TI-2021-12925 WEIDMUELLER: WLAN devices affected by OS Command Injection vulnerability CVSS 3.1HIGH 8.8
  • TI-2021-12932 WEIDMUELLER: WLAN devices affected by Remote Code Execution (RCE) vulnerability CVSS 3.1HIGH 8.8
  • TI-2021-12930 WEIDMUELLER: WLAN devices affected by exploitable format string vulnerability CVSS 3.1HIGH 8.8
  • TI-2021-12933 WEIDMUELLER: WLAN devices affected by improper access control vulnerability CVSS 3.1HIGH 8.8
See all 11 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences