JVN#53269985: Welcart vulnerable to cross-site request forgery

Overview

Welcart contains a cross-site request forgery vulnerability.

Products Affected

Welcart 1.2.1 and earlier

Description

Welcart provided by Collne Inc. is a WordPress plugin for creating shopping websites. Welcart contains a cross-site request forgery vulnerability.

Impact

If a logged in user views a malicious page after an item has been added in the shopping cart, the purchase process may unexpectedly be completed.

Solution

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

Vendor Status

Vendor	Link
Collne Inc.	About the vulnerability of Welcart (Japanese only)

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2012.12.14

Measures	Conditions	Severity
Access Required	can be attacked over the Internet using packets	High
Authentication	anonymous or no authentication (IP addresses do not count)	High
User Interaction Required	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	Mid
Exploit Complexity	some expertise and/or luck required (most buffer overflows, guessing correctly in small space, expertise in Windows function calls)	Mid-High

Description of each analysis measures

Credit

Yoshinori Matsumoto of Kobe Digital Lab., Inc. 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-2012-5178
JVN iPedia	JVNDB-2012-000109

JVN#53269985 Welcart vulnerable to cross-site request forgery