In Weidmueller Industrial WLAN devices in multiple versions an exploitable authentication bypass vulnerability exists in the hostname processing. A specially configured device hostname can cause the device to interpret selected remote traffic as local traffic, resulting in a bypass of web authentication. An attacker can send authenticated SNMP requests to trigger this vulnerability.
Advisories
Source ID Title
EUVD EUVD EUVD-2021-20231 In Weidmueller Industrial WLAN devices in multiple versions an exploitable authentication bypass vulnerability exists in the hostname processing. A specially configured device hostname can cause the device to interpret selected remote traffic as local traffic, resulting in a bypass of web authentication. An attacker can send authenticated SNMP requests to trigger this vulnerability.
Fixes

Solution

For IE-WL(T)-BL-AP-CL-XX versions V1.16.21 (Build 21010513) and greater are fixed. For IE-WL(T)-VL-AP-CL-XX versions V1.11.13 (Build 21010513) and greater are fixed.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: CERTVDE

Published:

Updated: 2024-09-16T17:43:21.621Z

Reserved: 2021-05-24T00:00:00

Link: CVE-2021-33539

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-06-25T19:15:09.633

Modified: 2024-11-21T06:09:02.570

Link: CVE-2021-33539

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.