CVE-2021-33537 HIGH

CVE-2021-33537: WEIDMUELLER: WLAN devices affected by Remote Code Execution (RCE) vulnerability

Vendor Weidmüller
Product IE-WL(T)-BL-AP-CL-XX
Weakness CWE-120
Published June 25, 2021
Last update September 17, 2024

CVSS base score

8.8/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

June 25, 2021 CVE published
September 17, 2024 Record updated