JVN#72065744 K's CGI Access Log Kaiseki (Jcode.pm) vulnerable to cross-site scripting

Overview

analysis.cgi included in K's CGI Access Log Kaiseki (Jcode.pm) contains a cross-site scripting vulnerability.

Products Affected

Access Log Kaiseki (Jcode.pm) analysis.cgi Ver.1.44 and earlier

For more information, refer to the developer's website.

Description

K's CGI Access Log Kaiseki is a program to analyze access to a web page. analysis.cgi included in Access Log Kaiseki (Jcode.pm) contains a cross-site scripting vulnerability.

Impact

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

Solution

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

Vendor Status

Vendor	Link
K's CGI	http://www.kumacchi.com/cgiroom/cgis/accesslogex/accesslogex.html

References

JPCERT/CC Addendum

The developer has released the information "Important Note as of 2008 July 18" on the developer's homepage regarding this issue.

Vulnerability Analysis by JPCERT/CC

Analyzed on 2008.07.23

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

AzureStone of securecoding.jp 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-2008-4663
JVN iPedia	JVNDB-2008-000044