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High · 8.8 CVE-2021-33537 EUVD-2021-20229GHSA-j5r6-wf58-2j94

WEIDMUELLER: WLAN devices affected by Remote Code Execution (RCE) vulnerability

Published Jun 25, 2021 · Updated Sep 17, 2024 · Assigned by CERTVDE

Description

In Weidmueller Industrial WLAN devices in multiple versions an exploitable remote code execution vulnerability exists in the iw_webs configuration parsing functionality. A specially crafted user name entry can cause an overflow of an error message buffer, resulting in remote code execution. An attacker can send commands while authenticated as a low privilege user to trigger this vulnerability.

Affected products

VendorProductAffectedFixed
Weidmüller IE-WL(T)-BL-AP-CL-XX 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) —
Weidmüller IE-WL(T)-VL-AP-CL-XX 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) —

Advisories 1

References