Published:2012/03/19  Last Updated:2012/03/19

JVN#83459967
Janetter vulnerable to cross-site request forgery

Overview

Janetter contains a cross-site request forgery vulnerability.

Products Affected

  • Janetter for Windows versions prior to 3.3.0.0
  • Janetter for Macintosh versions prior to 3.3.0

Description

Janetter is a client software for using Twitter. Janetter contains a cross-site request forgery vulnerability.

Impact

When a malicious page is opened with a web browser while Janetter is being used, the user may be impersonated to post tweets, upload local image files, and OS commands may be executed with the privileges of Janetter.

Solution

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

According to the developer, the Windows version of Janetter contains an automatic update feature. This feature automatically updates Janetter once a day.

Vendor Status

Vendor Link
Jane, Inc. Janetter - Update
Janetter Official Blog

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2012.03.19

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 expertise and/or luck required (guessing correctly in medium-sized space, kernel expertise)
  • Low-Mid

Description of each analysis measures

Credit

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 Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2012-1236
JVN iPedia JVNDB-2012-000027