CVE-2026-4187
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Authentication Bypass in Tiandy Easy7 Device Identifier Handler

Publication date: 2026-03-16

Last updated on: 2026-03-16

Assigner: VulDB

Description
A vulnerability was identified in Tiandy Easy7 Integrated Management Platform 7.17.0. Impacted is an unknown function of the file /WebService/UpdateLocalDevInfo.jsp of the component Device Identifier Handler. Such manipulation of the argument username/password leads to missing authentication. The attack can be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

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Meta Information

Published
2026-03-16
Last Modified
2026-03-16
Generated
2026-07-06
AI Q&A
2026-03-16
EPSS Evaluated
2026-07-04
NVD
CVE-2026-4187
EUVD
EUVD-2026-12245

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
tiandy easy7_integrated_management_platform 7.17.0

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-306 The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
CWE-287 When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Attack-Flow Graph

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Executive Summary

This vulnerability exists in the Tiandy Easy7 Integrated Management Platform version 7.17.0, specifically in the Device Identifier Handler component within the file /WebService/UpdateLocalDevInfo.jsp.

The issue arises from manipulation of the username and password arguments, which leads to missing authentication. This means an attacker can bypass authentication controls.

The attack can be launched remotely, and an exploit is publicly available, increasing the risk of exploitation.

The vendor was contacted about this vulnerability but did not respond.

Impact Analysis

Because this vulnerability allows an attacker to bypass authentication remotely, it can lead to unauthorized access to the affected system.

The CVSS v3.1 score of 5.3 indicates a medium severity impact, with confidentiality being partially affected but no impact on integrity or availability.

An attacker exploiting this vulnerability could potentially access sensitive information without proper credentials.

Compliance Impact

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