PT-2025-39869 · Trivisionsecurity · Trivision Nc-227Wf Firmware

Remenis · Published 2025-09-29 · Updated 2025-12-23 · CVE-2025-56764

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Trivision NC-227WF firmware version 5.80 (build 20141010)

Description The login mechanism in the software allows an attacker to determine if a username is valid by observing different error messages. Specifically, a “Unknown user” message indicates the username does not exist, while a “Wrong password” message confirms the username is valid. This enables username enumeration.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Authentication

Weakness Enumeration

CWE-204

CWE-287

Related Identifiers

CVE-2025-56764

Affected Products

Trivision Nc-227Wf Firmware

References · 6

• 🔥 https://github.com/Remenis/CVE-2025-56764-trivision-nc227wf · Exploit
• 🔥 https://github.com/Remenis/CVE-2025-56764 · Exploit
• https://osv.dev/vulnerability/CVE-2025-56764 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-56764 · Security Note
• https://twitter.com/CVEnew/status/2003567350012916188 · Twitter Post
• https://t.me/cveNotify/142468 · Telegram Post