CVE-2025-56764: trivision nc-227wf (CVSS 5.3)

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.

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CVSS v3.1 Score

5.3

MEDIUM

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

Weakness Type (CWE)

CWE-204 CWE-204

Affected Products

Vendor	Product	Versions
trivisionsecurity	trivision_nc-227wf_firmware	All
trivisionsecurity	trivision_nc-227wf	All

References

Other References

https://github.com/Remenis/CVE-2025-56764 https://github.com/Remenis/CVE-2025-56764-trivision-nc227wf

Frequently Asked Questions

What is CVE-2025-56764? +

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. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2025-56764? +

CVE-2025-56764 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-56764? +

CVE-2025-56764 affects products from trivisionsecurity, specifically: trivision_nc-227wf, trivision_nc-227wf_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-56764? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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