Trustwave SpiderLabs Security Advisory TWSL2013-024:
Cross Site Scripting (XSS) vulnerability in McAfee Superscan 4.0

Published: 08/02/2013
Version: 1.0

Vendor: McAfee (https://www.mcafee.com/)
Product: SuperScan
Version affected: v4.0

Product description:
SuperScan 4 is a Windows port scanning tool used as a TCP port scanner,
pinger and resolver.

Finding 1: Cross-Side Scripting Vulnerability
*****Credit: Piotr Duszynski @drk1wi of Trustwave SpiderLabs
CVE: CVE-2013-4884
CWE: CWE-79

It is possible to inject UTF-7 encoded XSS payload to the SuperScan 4.0
generated port scan report, through a specially crafted server response.

The injectable payload (partially UTF-7 encoded without parenthesis):

+ADw-img src=x onerror='a setter=alert,a="UTF-7-XSS";'+AD4-

XSS exploitation of McAfee SuperScan 4.0 can be automated with the
Portspoof software.

Remediation Steps:
The vendor released a fix for this vulnerability.  It is recommended to
upgrade SuperScan to version 4.1.

Revision History:
07/22/13 - Vulnerability disclosed to vendor
08/01/13 - Patch released by vendor
08/02/13 - Advisory published

References:
https://kc.mcafee.com/corporate/index?page=content&id=KB78992


About Trustwave:
Trustwave is the leading provider of on-demand and subscription-based
information security and payment card industry compliance management
solutions to businesses and government entities throughout the world. For
organizations faced with today's challenging data security and compliance
environment, Trustwave provides a unique approach with comprehensive
solutions that include its flagship TrustKeeper compliance management
software and other proprietary security solutions. Trustwave has helped
thousands of organizations--ranging from Fortune 500 businesses and large
financial institutions to small and medium-sized retailers--manage
compliance and secure their network infrastructure, data communications and
critical information assets. Trustwave is headquartered in Chicago with
offices throughout North America, South America, Europe, Africa, China and
Australia. For more information, visit https://www.trustwave.com

About Trustwave SpiderLabs:
SpiderLabs(R) is the advanced security team at Trustwave focused on
application security, incident response, penetration testing, physical
security and security research. The team has performed over a thousand
incident investigations, thousands of penetration tests and hundreds of
application security tests globally. In addition, the SpiderLabs Research
team provides intelligence through bleeding-edge research and proof of
concept tool development to enhance Trustwave's products and services.
https://www.trustwave.com/spiderlabs

Disclaimer:
The information provided in this advisory is provided "as is" without
warranty of any kind. Trustwave disclaims all warranties, either express or
implied, including the warranties of merchantability and fitness for a
particular purpose. In no event shall Trustwave or its suppliers be liable
for any damages whatsoever including direct, indirect, incidental,
consequential, loss of business profits or special damages, even if
Trustwave or its suppliers have been advised of the possibility of such
damages. Some states do not allow the exclusion or limitation of liability
for consequential or incidental damages so the foregoing limitation may not
apply.

________________________________

This transmission may contain information that is privileged, confidential, and/or exempt from disclosure under applicable law. If you are not the intended recipient, you are hereby notified that any disclosure, copying, distribution, or use of the information contained herein (including any reliance thereon) is strictly prohibited. If you received this transmission in error, please immediately contact the sender and destroy the material in its entirety, whether in electronic or hard copy format.