CVE-2025-1732

Published Apr 22, 2025 CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed
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.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-12335 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.
History
Type Values Removed Values Added
First Time appeared Zyxel
Zyxel uos
Zyxel usg Flex 100h
Zyxel usg Flex 100hp
Zyxel usg Flex 200h
Zyxel usg Flex 200hp
Zyxel usg Flex 500h
Zyxel usg Flex 50h
Zyxel usg Flex 50hp
Zyxel usg Flex 700h
CPEs cpe:2.3:h:zyxel:usg_flex_100h:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_100hp:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_200h:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_200hp:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_500h:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_50h:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_50hp:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:usg_flex_700h:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:uos:1.31:*:*:*:*:*:*:*
Vendors & Products Zyxel
Zyxel uos
Zyxel usg Flex 100h
Zyxel usg Flex 100hp
Zyxel usg Flex 200h
Zyxel usg Flex 200hp
Zyxel usg Flex 500h
Zyxel usg Flex 50h
Zyxel usg Flex 50hp
Zyxel usg Flex 700h
Type Values Removed Values Added
Description An improper privilege management vulnerability in the recovery function of the 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. 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.
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description An improper privilege management vulnerability in the recovery function of the 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.
Weaknesses CWE-269
References
Metrics cvssV3_1

{'score': 6.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses
  • CWE-269

    Improper Privilege Management

Sources

Status
PUBLISHED
Assigner
Zyxel
Published
Updated
Feb 26, 2026, 6:28 PM
Reserved
Feb 27, 2025, 3:13 AM
Status
Analyzed
Published
Apr 22, 2025, 3:15 AM
Modified
Jun 17, 2026, 8:39 AM