JVN#08951968 MailDwarf vulnerability allows unauthorized sending of emails

Overview

MailDwarf, released from HTML Dwarf, is a CGI program that enables a user to send e-mail message via web page. MailDwarf contains a vulnerability that allows unauthorized email to be sent to a different address set by the administrator.

Products Affected

MailDwarf ver3.01 or earlier

Description

Impact

A remote attacker may be able to send unsolicited mails to arbitrary email addresses.

Solution

Vendor Status

Vendor	Status	Last Update	Vendor Notes
HTML Dwarf	Vulnerable	2007/03/30

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2007.03.30

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	None - the vulnerability can be exploited without an honest user taking any action	High
Exploit Complexity	Low - little to no expertise and/or luck required to exploit (cross-site scripting)	High

Description of each analysis measures

Credit

Yoshinori Ohta of Business Architects Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the vendors under Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE
JVN iPedia	JVNDB-2007-000229