Published:2012/06/01  Last Updated:2012/06/01

Puella Magi Madoka Magica iP for Android vulnerable to information disclosure


Puella Magi Madoka Magica iP for Android contains an information disclosure vulnerability.

Products Affected

  • Puella Magi Madoka Magica iP for Android 1.05 and earlier


Puella Magi Madoka Magica iP for Android has a function to link with a Twitter account. Puella Magi Madoka Magica iP for Android contains an issue where Twitter account credentials entered by a user are saved in a log file in plain text.


Android applications with permissions to read system log files may obtain the user's Twitter credentials.


Update the Software
Apply the latest update according to the information provided by the developer.

Vendor Status

Vendor Link
NAMCO BANDAI Games Inc. Puella Magi Madoka Magica Portable (Japanese only)


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2012.06.01

Measures Conditions Severity
Access Required can be attacked over the Internet using packets
  • High
Authentication anonymous or no authentication (IP addresses do not count)
  • High
User Interaction Required the user must be convinced to take a difficult or suspicious action. If the honest user must have elevated privileges, they are likely to be more suspicious
  • Low
Exploit Complexity some expertise and/or luck required (most buffer overflows, guessing correctly in small space, expertise in Windows function calls)
  • Mid-High

Description of each analysis measures


This analysis assumes that the user is tricked into installing a malicious application.


Kazuhiko Kusano of Graduate School of Information Sciences, Tohoku University reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
CVE CVE-2012-2630
JVN iPedia JVNDB-2012-000054