Published:2012/08/31  Last Updated:2012/08/31

Cybozu Live for Android vulnerable to arbitrary Java method execution


Cybozu Live for Android contains an arbitrary Java method execution vulnerability.

Products Affected

  • Cybozu Live for Android version 1.0.4 and earlier


Cybozu Live for Android is a client software for Cybozu Live. Cybozu Live for Android contains an arbitrary Java method execution vulnerability.


When opening a specially crafted website, an attacker may be able to execute an arbitrary Java method. As a result, information stored in Android devices may be obtained and arbitrary OS commands may be executed.


Update the software
Update to the latest version according to the information provided by the developer.


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2012.08.31

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 standard action that does not feel harmful to most users, such as click on a link or view a file
  • Mid
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


Gaku Mochizuki of Mitsui Bussan Secure Directions, Inc. reported this vulnerability to JPCERT/CC via the developer.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
CVE CVE-2012-4008
JVN iPedia JVNDB-2012-000081