Main Vulnerability Database Vulnerabilities #VU107874

Improper privilege management in USG FLEX H - CVE-2025-1732

Published: April 23, 2025

Vulnerability identifier: #VU107874

CSH Severity: Low

CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-1732

CWE-ID: CWE-269

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges.

The vulnerability exists due to improper privilege management in the recovery function. A local administrator can upload a specially crafted configuration file and escalate privileges on the target device.

Affected software

USG FLEX H

How to mitigate CVE-2025-1732

Install updates from vendor's website.

USG FLEX H - update to 1.32

External References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-incorrect-permission-assignment-and-improper-privilege-management-vulnerabilities-in-usg-flex-h-series-firewalls-04-22-2025

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