IBM Support

Security Bulletin: Reflected XSS in IBM Worklight OAuth Server Web Api

Security Bulletin


Summary

A Reflected Cross Site Scripting (XSS) vulnerability exists in the authorization function exposed by RESTful Web Api of IBM Worklight Framework. The vulnerable parameter is "scope", if you set as value a "realm"; not defined in authenticationConfig.xml you get an HTTP 403 Forbidden response and the value will be reflected in the body of the HTTP response.

Vulnerability Details

CVEID: CVE-2017-1500
DESCRIPTION: IBM Worklight is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.
CVSS Base Score: 5.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/129404 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)

Affected Products and Versions

IBM MobileFirst Platform Foundation 8.0.0.0
IBM MobileFirst Platform Foundation 7.1.0.0
IBM MobileFirst Platform Foundation 7.0.0.0
IBM MobileFirst Platform Foundation 6.3.0.0
IBM Worklight Enterprise Edition 6.2.0.1
IBM Worklight Enterprise Edition 6.1.0.2

Remediation/Fixes

Product VRMF APAR Remediation/First Fix
IBM MobileFirst Platform Foundation 8.0.0.0 PI71750 Download the latest iFix for IBM MobileFirst Platform Foundation on FixCentral
IBM MobileFirst Platform Foundation 7.1.0.0 Download the latest iFix for IBM MobileFirst Platform Foundation on FixCentral
IBM MobileFirst Platform Foundation 7.0.0.0 Download the latest iFix for IBM MobileFirst Platform Foundation on FixCentral
IBM MobileFirst Platform Foundation 6.3.0.0 Download the latest iFix for IBM MobileFirst Platform Foundation on FixCentral
IBM Worklight Enterprise Edition 6.2.0.1 Download the latest iFix for IBM Worklight Enterprise Edition on FixCentral
IBM Worklight Enterprise Edition 6.1.0.2 Download the latest iFix for IBM Worklight Enterprise Edition on FixCentral

Get Notified about Future Security Bulletins

References

Complete CVSS v3 Guide
On-line Calculator v3

Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

The vulnerability was reported to IBM by Gabriele Gristina at Emaze Networks S.p.A.

Change History

21/07/2017 - Publish
27/07/2017 - CVEID update

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Document information

More support for: IBM MobileFirst Platform Foundation
Security

Software version: 6.1, 6.2, 6.3, 7.0, 7.1, 8.0

Operating system(s): AIX, Apple iOS, BlackBerry OS, Google Android, Linux, Solaris, Windows

Software edition: Enterprise

Reference #: C1000316

Modified date: 31 July 2017