A security vulnerability has been detected in UGREEN DH2100+ up to 5.3.0.251125. This impacts the function handler_file_backup_create of the file /v1/file/backup/create of the component nas_svr. The manipulation of the argument path leads to command injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.