[Japanese]

JVNDB-2024-000046

Android App "TP-Link Tether" and "TP-Link Tapo" vulnerable to improper server certificate verification

Overview

Android App "TP-Link Tether" and "TP-Link Tapo" provided by TP-LINK GLOBAL INC. are vulnerable to improper server certificate verification (CWE-295).

Kenichiro Ito of TDU Cryptography Lab. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 4.8 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: High
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: None
Affected Products


TP-LINK GLOBAL INC.
  • Tether versions prior to 4.5.13
  • Tapo versions prior to 3.3.6

Impact

A man-in-the-middle attack may allow an attacker to eavesdrop on an encrypted communication.
Solution

[Update the application]
Update the application to the latest version according to the information provided by the developer.
Vendor Information

TP-LINK GLOBAL INC.
CWE (What is CWE?)

  1. No Mapping(CWE-Other) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2024-31340
References

  1. JVN : JVN#29471697
Revision History

  • [2024/05/21]
      Web page was published

Date Public2024/05/21
Date First Published2024/05/21
Date Last Updated2024/05/21