SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-33534

In Weidmueller Industrial WLAN devices in multiple versions an exploitable command injection vulnerability exists in the hostname functionality.

HIGH 7.2EPSS 2.14%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.14%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In Weidmueller Industrial WLAN devices in multiple versions an exploitable command injection vulnerability exists in the hostname functionality. A specially crafted entry to network configuration information can cause execution of arbitrary system commands, resulting in full control of the device. An attacker can send various requests while authenticated as a high privilege user to trigger this vulnerability.

CVSS 3.1
7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
2.14% probability · 81th percentile
CISA KEV
Not listed
Weakness
CWE-78
Affected
weidmueller/ie-wl-bl-ap-cl-eu firmware · weidmueller/ie-wlt-bl-ap-cl-eu firmware · weidmueller/ie-wl-bl-ap-cl-us firmware · weidmueller/ie-wlt-bl-ap-cl-us firmware · weidmueller/ie-wl-vl-ap-br-cl-eu firmware · weidmueller/ie-wlt-vl-ap-br-cl-eu firmware · weidmueller/ie-wl-vl-ap-br-cl-us firmware · weidmueller/ie-wlt-vl-ap-br-cl-us firmware
Source
info@cert.vde.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.