CVE-2025-1732

Published: Apr 22, 2025

Modified: Feb 26, 2026

PUBLISHED

CVSS v3.1

6.7

MEDIUM

Description

An improper privilege management vulnerability in the recovery function of the Zyxel USG FLEX H series uOS firmware version V1.31 and earlier could allow an authenticated local attacker with administrator privileges to upload a crafted configuration file and escalate privileges on a vulnerable device.

Vendor	Product	Versions
Zyxel	USG FLEX H series uOS firmware	affected `<= V1.31`

Weaknesses (CWE)

CWE-269

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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

vendor-advisory

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CVE-2025-1732

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References