cve/2022/CVE-2022-45440.md

CVE-2022-45440

Description

A vulnerability exists in the FTP server of the Zyxel AX7501-B0 firmware prior to V5.17(ABPC.3)C0, which processes symbolic links on external storage media. A local authenticated attacker with administrator privileges could abuse this vulnerability to access the root file system by creating a symbolic link on external storage media, such as a USB flash drive, and then logging into the FTP server on a vulnerable device.

POC

Reference

No PoCs from references.

Github

• https://github.com/karimhabush/cyberowl
• https://github.com/psie/zyxel