[Japanese]

JVNDB-2015-000134

Reversi vulnerable to URL whitelist bypass

Overview

Reversi provided by Newphoria Corporation Inc. is an application for both iOS or Android built using "applican". Reversi contains an issue where an arbitrary page may be loaded if the application is launched using the URL-scheme.

Kenta Suefusa and Tomonori Shiomi of Sprout Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V2 Severity:
Base Metrics 6.8 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial
Affected Products


Newphoria Corporation
  • Reversi for Android versions 1.0.2 and earlier
  • Reversi for iOS versions 1.1 and earlier

Impact

Android version of this app may allow an applican API to be executed if that API has been granted permission in the android manifest.
iOS version of this app may allow an arbitrary API to be executed.
Solution

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

Newphoria Corporation
CWE (What is CWE?)

  1. Permissions(CWE-264) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2015-5636
References

  1. JVN : JVN#67586379
  2. National Vulnerability Database (NVD) : CVE-2015-5636
Revision History

  • [2015/09/16]
      Web page was published
    [2015/10/02]
      References : Content was added

Date Public2015/09/16
Date First Published2015/09/16
Date Last Updated2015/10/02