Buffer overflow in Weidmueller Ie-wl-bl-ap-cl-eu
CVE-2021-33537
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…
Vulnerability class: Buffer Overflow
EPSS: 0.016 (73.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/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-2021-33537?
- CVE-2021-33537 is a high-severity vulnerability in Weidmueller Ie-wl-bl-ap-cl-eu, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2021-06-25.
- How severe is CVE-2021-33537?
- High severity. CVSS v3 base score is 8.8 out of 10.