Vulnerabilities

The ZSPACE Q2C NAS contains a vulnerability related to incorrect symbolic link following. Attackers can format a USB drive to ext4, create a symbolic link to its root directory, insert the drive into the NAS device's slot, and then access the USB drive's directory mounted on the NAS using the Samba protocol. This allows them to obtain all files within the NAS system and tamper with those files.

A vulnerability was identified in ZSPACE Z4Pro+ 1.0.0440024. The impacted element is the function zfilev2_api_CloseSafe of the file /v2/file/safe/close of the component HTTP POST Request Handler. Such manipulation leads to command injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.

A security flaw has been discovered in ZSPACE Q2C NAS up to 1.1.0210050. Affected by this vulnerability is the function zfilev2_api.SafeStatus of the file /v2/file/safe/status of the component HTTP POST Request Handler. The manipulation of the argument safe_dir results in command injection. The attack may be performed from remote. The exploit has been released to the public and may be exploited. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability. A technical fix is planned to be released.