JVN#28020230 Web Mailer from CGI RESCUE vulnerable to HTTP header injection

Overview

Web Mailer from CGI RESCUE contains a HTTP header injection vulnerability.

Products Affected

WEB Mailer v1.03 and earlier

Description

Web Mailer from CGI RESCUE is a software that sends emails with contents that are input into a HTML form. Web Mailer contains a HTTP header injection vulnerability.

Impact

Falsified information may be displayed or an arbitrary script may be executed on the user's web browser. HTTP response splitting attacks are also possible as a result.

Solution

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

Vendor Status

Vendor	Link
CGI RESCUE	Web Mailer v1.04 Security Fix version (Japanese Only)
	Web Mailer (Japanese Only)

References

JPCERT/CC Addendum

This vulnerability has been fixed and an updated version was released on February 9, 2009.

Vulnerability Analysis by JPCERT/CC

Analyzed on 2009.04.27

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	CVE-2009-1591
JVN iPedia	JVNDB-2009-000024

Update History