Home/CVE/In Weidmueller Industrial WLAN devices in multiple versions an exploitable use of hard-coded credentials vulnerability e
CVE

CVE-2021-33531

In Weidmueller Industrial WLAN devices in multiple versions an exploitable use of hard-coded credentials vulnerability e

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.

HIGH · CVSS 8.8 EPSS 0.00239
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-798Use of Hard-coded Credentials
▤

Affected Products & Versions

16
weidmueller ie-wl-bl-ap-cl-eu firmware<= 1.16.18
weidmueller ie-wlt-bl-ap-cl-eu firmware<= 1.16.18
weidmueller ie-wl-bl-ap-cl-us firmware<= 1.16.18
weidmueller ie-wlt-bl-ap-cl-us firmware<= 1.16.18
weidmueller ie-wl-vl-ap-br-cl-eu firmware<= 1.16.18
weidmueller ie-wlt-vl-ap-br-cl-eu firmware<= 1.16.18
weidmueller ie-wl-vl-ap-br-cl-us firmware<= 1.16.18
weidmueller ie-wlt-vl-ap-br-cl-us firmware<= 1.16.18
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · info@cert.vde.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 Jun 2021 · 07:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://cert.vde.com/en-us/advisories/vde-2021-026Third Party Advisory
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