CVE-2021-33535 - CVE House
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Status published High CVE-2021-33535

WEIDMUELLER: WLAN devices affected by exploitable format string vulnerability

Vulnerability Description

In Weidmueller Industrial WLAN devices in multiple versions an exploitable format string vulnerability exists in the iw_console conio_writestr functionality. A specially crafted time server entry can cause an overflow of the time server buffer, resulting in remote code execution. An attacker can send commands while authenticated as a low privilege user to trigger this vulnerability.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Weidmüller

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Affected Software

IE-WL(T)-BL-AP-CL-XX, IE-WL(T)-VL-AP-CL-XX
Vulnerable Versions:
IE-WL-BL-AP-CL-EU (2536600000), IE-WLT-BL-AP-CL-EU (2536650000), IE-WL-BL-AP-CL-US (2536660000), IE-WLT-BL-AP-CL-US (2536670000), IE-WL-VL-AP-BR-CL-EU (2536680000), IE-WLT-VL-AP-BR-CL-EU (2536690000), IE-WL-VL-AP-BR-CL-US (2536700000), IE-WLT-VL-AP-BR-CL-US (2536710000)

Timeline

Official Publish: June 25th, 2021
Last Modified: September 17th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-134

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.