NetSight
high7.2

CVE-2021-33539

In Weidmueller Industrial WLAN devices in multiple versions an exploitable authentication bypass vulnerability exists in the hostname processing.

Impact

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.

Affected products

VendorProductAffected versions
WeidmuellerIe-Wl-Bl-Ap-Cl-Eu Firmware
through 1.16.18
through 1.11.10
WeidmuellerIe-Wlt-Bl-Ap-Cl-Eu Firmware
through 1.16.18
through v1.11.10
WeidmuellerIe-Wl-Bl-Ap-Cl-Us Firmware
through 1.16.18
through 1.11.10
WeidmuellerIe-Wlt-Bl-Ap-Cl-Us Firmware
through 1.16.18
through 1.11.10
WeidmuellerIe-Wl-Vl-Ap-Br-Cl-Eu Firmware
through 1.16.18
through 1.11.10
WeidmuellerIe-Wlt-Vl-Ap-Br-Cl-Eu Firmware
through 1.16.18
through 1.11.10
WeidmuellerIe-Wl-Vl-Ap-Br-Cl-Us Firmware
through 1.16.18
through 1.11.10
WeidmuellerIe-Wlt-Vl-Ap-Br-Cl-Us Firmware
through 1.16.18
through 1.11.10

Weakness classification

References