CVE-2016-4839 Information disclosure in Money Forward
Attackers can disclose device-stored information via a crafted app due to improper WebView implementation in Money Forward Android applications.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2016-4839?
CVE-2016-4839 is a medium-severity vulnerability in Money Forward, published on 12 May 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-200
Which versions are affected by CVE-2016-4839?
It affects 10 products.
Products include Moneyforward Money Forward for Apppass, Moneyforward Money Forward for Au Smartpass, Moneyforward Money Forward for Chou Houdai, Moneyforward Money Forward for Sbi Sumishin Net Bank, Moneyforward Money Forward for Shiga Bank, Moneyforward Money Forward for Shizuoka Bank and 4 more.
How do I fix CVE-2016-4839?
No fix has been published for CVE-2016-4839 yet. Limit exposure of the affected software until one is available.
Is CVE-2016-4839 being exploited?
There is no known exploitation of CVE-2016-4839 in the wild and no public exploit code.
Other vulnerabilities in Money Forward
Sources
Also known as GHSA-h25f-2g8f-4527.