CVE-2021-33539
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
WEIDMUELLER: WLAN devices affected by authentication bypass vulnerability
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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
IE-WL(T)-BL-AP-CL-XX
- Vendor
- Weidmüller
- Product
- IE-WL(T)-BL-AP-CL-XX
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| IE-WL-BL-AP-CL-EU (2536600000) | affected | custom | Unavailable | V1.16.18 (Build 18081617) | None listed |
| IE-WLT-BL-AP-CL-EU (2536650000) | affected | custom | Unavailable | V1.16.18 (Build 18081617) | None listed |
| IE-WL-BL-AP-CL-US (2536660000) | affected | custom | Unavailable | V1.16.18 (Build 18081617) | None listed |
| IE-WLT-BL-AP-CL-US (2536670000) | affected | custom | Unavailable | V1.16.18 (Build 18081617) | None listed |
IE-WL(T)-VL-AP-CL-XX
- Vendor
- Weidmüller
- Product
- IE-WL(T)-VL-AP-CL-XX
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| IE-WL-VL-AP-BR-CL-EU (2536680000) | affected | custom | Unavailable | V1.11.10 (Build 18122616) | None listed |
| IE-WLT-VL-AP-BR-CL-EU (2536690000) | affected | custom | Unavailable | V1.11.10 (Build 18122616) | None listed |
| IE-WL-VL-AP-BR-CL-US (2536700000) | affected | custom | Unavailable | V1.11.10 (Build 18122616) | None listed |
| IE-WLT-VL-AP-BR-CL-US (2536710000) | affected | custom | Unavailable | V1.11.10 (Build 18122616) | None listed |