Published:2012/12/21  Last Updated:2012/12/21

Loctouch for Android information management vulnerability


Loctouch for Android contains an information management vulnerability.

Products Affected

  • Loctouch for Android 3.4.6 and earlier


Loctouch provided by NHN Japan, is an application that logs location information. Loctouch for Android contains an information management vulnerability.


Android applications with permission to read system log files may obtain log information stored by the product that are intended to be non-public.


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 2012.12.21

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.


Gaku Mochizuki of Mitsui Bussan Secure Directions, Inc. 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-2012-5183
JVN iPedia JVNDB-2012-000115