CVE-2021-33531

8.8 highEPSS 0.7%

High (8.8) in weidmueller. EPSS 0.7% chance of exploitation in the next 30 days.

In Weidmueller Industrial WLAN devices in multiple versions an exploitable use of hard-coded credentials vulnerability exists in multiple iw_* utilities. The device operating system contains an undocumented encryption password, allowing for the creation of custom diagnostic scripts. An attacker can send diagnostic scripts while authenticated as a low privilege user to trigger this vulnerability.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.7% chance of exploitation in the next 30 days; higher than 53% of CVEs (scores of 2026-10-31)
CWE: CWE-798
Published: 2021-06-25
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

weidmueller:ie-wl-bl-ap-cl-eu_firmware
weidmueller:ie-wl-bl-ap-cl-us_firmware
weidmueller:ie-wl-vl-ap-br-cl-eu_firmware
weidmueller:ie-wl-vl-ap-br-cl-us_firmware
weidmueller:ie-wlt-bl-ap-cl-eu_firmware
weidmueller:ie-wlt-bl-ap-cl-us_firmware
weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware
weidmueller:ie-wlt-vl-ap-br-cl-us_firmware

References

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