AVM Fritz!Box allows remote attackers to execute arbitrary commands via shell metacharacters in the var:lang parameter to cgi-bin/webcm.
https://www.trustwave.com/Resources/SpiderLabs-Blog/-Honeypot-Alert--Fritz%21Box-%E2%80%93-Remote-Command-Execution-Exploit-Attempt/
http://www.osvdb.org/103289
Source: Mitre, NVD
Published: 2015-05-29
Updated: 2026-05-06
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.71837