Exploit for ZTE ZXMP M721 Privilege and Access Control Vulnerability

## https://sploitus.com/exploit?id=CNVD-2022-47340
The ZTE ZXMP M721 is a metro edge OTN (Optical Transport Network) device from ZTE Corporation (ZTE) in China.The ZTE ZXMP M721 has a privilege and access control vulnerability, which stems from the fact that the folder privilege viewed by sftp is 666, which is inconsistent with the actual privilege, and an attacker can use this vulnerability to gain higher privileges.