CVE-2016-4839 Information

Description

The Android Apps Money Forward (prior to v7.18.0) Money Forward for The Gunma Bank (prior to v1.2.0) Money Forward for SHIGA BANK (prior to v1.2.0) Money Forward for SHIZUOKA BANK (prior to v1.4.0) Money Forward for SBI Sumishin Net Bank (prior to v1.6.0) Money Forward for Tokai Tokyo Securities (prior to v1.4.0) Money Forward for THE TOHO BANK (prior to v1.3.0) Money Forward for YMFG (prior to v1.5.0) provided by Money Forward Inc. and Money Forward for AppPass (prior to v7.18.3) Money Forward for au SMARTPASS (prior to v7.18.0) Money Forward for Chou Houdai (prior to v7.18.3) provided by SOURCENEXT CORPORATION do not properly implement the WebView class which allows an attacker to disclose information stored on the device via a specially crafted application.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Reference

http://corp.moneyforward.com/info/20160920-mf-android/ http://www.securityfocus.com/bid/93035 http://www.sourcenext.com/support/i/160725_1 https://jvn.jp/en/jp/JVN61297210/index.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.5