Auth bypass in Weidmueller Ie-wl-bl-ap-cl-eu
CVE-2021-33539
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 traf…
Vulnerability class: Broken Authentication
EPSS: 0.011 (60.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Weidmueller Ie-wl-bl-ap-cl-eu
- Weidmueller Ie-wl-bl-ap-cl-eu_firmware
- Weidmueller Ie-wl-bl-ap-cl-us
- Weidmueller Ie-wl-bl-ap-cl-us_firmware
- Weidmueller Ie-wlt-bl-ap-cl-eu
- Weidmueller Ie-wlt-bl-ap-cl-eu_firmware
- Weidmueller Ie-wlt-bl-ap-cl-us
- Weidmueller Ie-wlt-bl-ap-cl-us_firmware
- Weidmueller Ie-wlt-vl-ap-br-cl-eu
- Weidmueller Ie-wlt-vl-ap-br-cl-eu_firmware
Weakness classification (CWE)
References
- info@cert.vde.com (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-33539?
- CVE-2021-33539 is a high-severity vulnerability in Weidmueller Ie-wl-bl-ap-cl-eu, classified under Improper Authentication. CVSS score: 7.2/10. Published 2021-06-25.
- How severe is CVE-2021-33539?
- High severity. CVSS v3 base score is 7.2 out of 10.