CVE-2025-56764

Published Sep 29, 2025 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Trivision NC-227WF firmware 5.80 (build 20141010) login mechanism reveals whether a username exists or not by returning different error messages ("Unknown user" vs. "Wrong password"), allowing an attacker to enumerate valid usernames.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-31613 Trivision NC-227WF firmware 5.80 (build 20141010) login mechanism reveals whether a username exists or not by returning different error messages ("Unknown user" vs. "Wrong password"), allowing an attacker to enumerate valid usernames.
History
Type Values Removed Values Added
First Time appeared Trivisionsecurity
Trivisionsecurity trivision Nc-227wf
Trivisionsecurity trivision Nc-227wf Firmware
CPEs cpe:2.3:h:trivisionsecurity:trivision_nc-227wf:-:*:*:*:*:*:*:*
cpe:2.3:o:trivisionsecurity:trivision_nc-227wf_firmware:5.80:*:*:*:*:*:*:*
Vendors & Products Trivisionsecurity
Trivisionsecurity trivision Nc-227wf
Trivisionsecurity trivision Nc-227wf Firmware
Type Values Removed Values Added
Weaknesses CWE-287
Type Values Removed Values Added
Weaknesses CWE-204
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

Type Values Removed Values Added
First Time appeared Trivision
Trivision nc-227wf
Vendors & Products Trivision
Trivision nc-227wf
Type Values Removed Values Added
Weaknesses CWE-287
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

ssvc

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

Type Values Removed Values Added
Description Trivision NC-227WF firmware 5.80 (build 20141010) login mechanism reveals whether a username exists or not by returning different error messages ("Unknown user" vs. "Wrong password"), allowing an attacker to enumerate valid usernames.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Nov 11, 2025, 6:36 PM
Reserved
Aug 17, 2025, 12:00 AM
Status
Modified
Published
Sep 29, 2025, 8:15 PM
Modified
Nov 5, 2026, 11:10 PM