JVN#57036470 Cross-site scripting vulnerability in leger (free edition)

Overview

leger (free edition) from 'AD2000' contains a cross-site scripting vulnerability.

Products Affected

leger (free edition) May 22, 2009 edition (Ver.1.6.4) and earlier

Description

leger (free edition) from 'AD2000' is a software to manage conference room reservations. leger (free edition) contains a cross-site scripting vulnerability.

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	Link
AD2000	WEB conference room reserveation free-sw leger (Japanese Only)

References

JPCERT/CC Addendum

The vendor has reported that Ver. 1.6.4 released on May 22, 2009 did not address the vulnerability. The vulernability has been addressed in Ver. 1.6.5 released on May 26, 2009. For more information, refer to the vendor's website.

Vulnerability Analysis by JPCERT/CC

Analyzed on 2009.05.22

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

Tsuyoshi Ishibashi of Mitsui Bussan Secure Directions, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the vendor under Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE	CVE-2009-2240
JVN iPedia	JVNDB-2009-000031