JVN#71945722 Movable Type Enterprise cross-site scripting vulnerability

Overview

Movable Type Enterprise contains a cross-site scripting vulnerability.

Products Affected

Movable Type Enterprise 4 (version 4.22 and earlier)

Description

Movable Type Enterprise, a web log system from Six Apart KK for business users, contains a cross-site scripting vulnerability.

This vulnerability is different from JVN#02216739.

Impact

An arbitrary script may be executed on the user's web browser.

Solution

Update the Software
Update to the latest version according to the information provided by the vendor.

Vendor Status

Vendor	Status	Last Update	Vendor Notes
Six Apart KK	Vulnerable	2009/06/19

References

JPCERT/CC Addendum

This vulnerability has been fixed in version 4.23 released on December 3, 2008. (UTC+0900)

Vulnerability Analysis by JPCERT/CC

Analyzed on 2009.01.08

Measures	Conditions	Severity
Access Required	Routed - can be attacked over the Internet using packets	High
Authentication	None - anonymous or no authentication (IP addresses do not count)	High
User Interaction Required	Simple - 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	Medium
Exploit Complexity	Low - little to no expertise and/or luck required to exploit (cross-site scripting)	High

Description of each analysis measures

Credit

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE
JVN iPedia	JVNDB-2009-000002

Update History

2009/06/19: Information under the section "Vendor Status" has been modified.