CVE-2022-45440 — Zyxel / AX7501-B0 firmware

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Zyxel / AX7501-B0 firmware	affected < V5.17(ABPC.3)C0

CWE

CWE-59

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-cleartext-storage-of-wifi-credentials-and-improper-symbolic-links-of-ftp-for-ax7501-b0-cpe

ADP enrichment

CVE

No English description supplied.

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-cleartext-storage-of-wifi-credentials-and-improper-symbolic-links-of-ftp-for-ax7501-b0-cpe

CISA-ADP

No English description supplied.

No references supplied.