CVE-2026-3822
Received Received - Intake
Improper Certificate Validation in Taipower APP Enables MITM Attack

Publication date: 2026-03-09

Last updated on: 2026-03-11

Assigner: TWCERT/CC

Description
Taipower APP for Andorid developed by Taipower has an Improper Certificate Validation vulnerability. When establishing an HTTPS connection with the server, the application fails to verify the server-side TLS/SSL certificate. This flaw allows an unauthenticated remote attackers to exploit the vulnerability to perform a Man-in-the-Middle (MITM) attack to read and tamper with network packets.
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Meta Information
Published
2026-03-09
Last Modified
2026-03-11
Generated
2026-06-16
AI Q&A
2026-03-09
EPSS Evaluated
2026-06-15
NVD
CVE-2026-3822
EUVD
EUVD-2026-10294
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
taipower taipower_app to 3.4.4 (inc)
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
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CWE ID Description
CWE-295 The product does not validate, or incorrectly validates, a certificate.
Attack-Flow Graph
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Executive Summary

[{'type': 'paragraph', 'content': "The Taipower APP has an Improper Certificate Validation vulnerability. When the app tries to establish an HTTPS connection with its server, it fails to properly verify the server's TLS/SSL certificate."}, {'type': 'paragraph', 'content': 'Because of this flaw, unauthenticated remote attackers can perform Man-in-the-Middle (MITM) attacks. This means attackers can intercept, read, and even modify the network packets exchanged between the app and the server.'}] [1, 2]

Impact Analysis

This vulnerability impacts the confidentiality and integrity of your data when using the Taipower APP.

  • Confidentiality: High impact, attackers can read sensitive data transmitted between the app and server.
  • Integrity: Low impact, attackers can tamper with or modify the data being transmitted.
  • Availability: No impact, the vulnerability does not affect the availability of the app or service.

The attack requires no privileges or user interaction but has high attack complexity.

Compliance Impact

I don't know

Detection Guidance

I don't know

Mitigation Strategies

The recommended immediate step to mitigate this vulnerability is to update the Taipower APP to version 3.4.5 or later.

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