JVN#03859837 Blogn vulnerable to cross-site scripting

Overview

Blogn from R-ONE Computer contains a cross-site scripting vulnerability.

Products Affected

Blogn v1.9.7 and earlier

Description

Blogn from R-ONE Computer is software for creating blogs. Blogn contains a cross-site scripting vulnerability.

Impact

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

Solution

Update the Software
Apply the latest update provided by the vendor.

Vendor Status

Vendor	Status	Last Update	Vendor Notes
Blogn	Vulnerable	2008/08/29

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2008.08.29

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

Masako Ohno of NetAgent Co., Ltd. reported this vulnerability to IPA.
JPCERT/CC coordinated with the vendor under Information Technology Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE	CVE-2008-3884
JVN iPedia	JVNDB-2008-000055