[Japanese]

JVNDB-2016-000133

Coordinate Plus App fails to verify SSL server certificates

Overview

Coordinate Plus App provided by Toshiba Corporation fails to verify SSL server certificates.

Gaku Taniguchi of RiskFinder,inc. 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
CVSS V2 Severity:
Base Metrics 4.0 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: High
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: None
Affected Products


TOSHIBA
  • Coordinate Plus App for Android V1.0.2 and earlier
  • Coordinate Plus App for iOS V1.0.2 and earlier

Impact

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

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

TOSHIBA
CWE (What is CWE?)

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

  1. CVE-2016-4840
References

  1. JVN : JVN#06920277
  2. National Vulnerability Database (NVD) : CVE-2016-4840
Revision History

  • [2016/08/04]
      Web page was published
    [2017/05/23]
      References : Content was added

Date Public2016/08/04
Date First Published2016/08/04
Date Last Updated2017/05/23