JVN#15503729: OSQA vulnerable to cross-site scripting

Overview

OSQA (The Open Source Q&A system) contains a cross-site scripting vulnerability.

Products Affected

OSQA trunk revisions prior to 1234
OSQA version 0.9.0 (Fantasy Island) Beta 3 and earlier

Description

OSQA is an open source question and answer system. OSQA contains a cross-site scripting vulnerability.

Impact

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

Solution

Apply a patch
Apply the patch according to the information provided the developer.

According to the developer, this issue was addressed in revision 1234.

Vendor Status

Vendor	Link
OSQA	FishEye: changeset 1234:
	OSQA - The Open Source Q&A System

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2012.04.26

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	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

Kousuke Ebihara 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-2012-1245
JVN iPedia	JVNDB-2012-000036

JVN#15503729 OSQA vulnerable to cross-site scripting