CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
EPSS
Percentile
31.7%
sp mode mail provided by NTT DOCOMO contains an application link interface so that mail data can be exchanged with external application during email creation. When the application to be linked is selected, the email contents and attachment are saved to the SD card, therefore other Android applications may access this data.
If a malicious Android application is installed on the device, contents of emails being created may be obtained.
An update to address this issue will not be provided by the developer.
Note on usage:
According to the developer, a warning about this issue has been included in the consents agreement that is displayed when launching the application for the first time, the pop-up when using this application link interface for the first time and the help page for this product in sp mode mail rev.6400 and later for Android 4.0.X and earlier and sp mode mail rev.6800 and later for Android 4.1 and later.