JVN#18731696: Welcart vulnerable to cross-site scripting

Overview

Welcart contains a cross-site scripting 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 scripting vulnerability.

Impact

An arbitrary script may be executed on the management page of Welcart.

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	self-registration, perhaps valid e-mail	Mid-High
User Interaction Required	the vulnerability can be exploited without an honest user taking any action	High
Exploit Complexity	the user must be convinced to take a difficult or suspicious action. If the honest user must have elevated privileges, they are likely to be more suspiciouse	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-2012-5177
JVN iPedia	JVNDB-2012-000108

JVN#18731696 Welcart vulnerable to cross-site scripting