Private Key Disclosure Vulnerability in ZTE ZXMP M721 Product

A private key disclosure vulnerability exists in ZTE's ZXMP M721 product. A low-privileged user can bypass authorization checks to view the device's communication private key, resulting in key exposure and impacting communication security.

ZXMP M721 has an information leak vulnerability. Since the serial port authentication on the ZBOOT interface is not effective although it is enabled, an attacker could use this vulnerability to log in to the device to obtain sensitive information.

ZTE's ZXMP M721 product has a permission and access control vulnerability. Since the folder permission viewed by sftp is 666, which is inconsistent with the actual permission. It’s easy for?users to?ignore the modification?of?the file permission configuration, so that low-authority accounts could actually obtain higher operating permissions on key files.

A security vulnerability exists in a management port in the version of ZTE's ZXMP M721V3.10P01B10_M2NCP. An attacker could exploit this vulnerability to build a link to the device and send specific packets to cause a denial of service.