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Advisory

Juniper Mobility System Software (MSS) Web Portal WebAAA Cross-Site Scripting (XSS)

June 14, 2012

Advisory Information

  • Title: Juniper Mobility System Software (MSS™) web portal WebAAA cross-site scripting (XSS)
  • Advisory ID: SWRX-2012-004
  • Date published: Thursday, June 14, 2012
  • CVE: CVE-2012-1038
  • CVSS v2 base score: 5.0
  • Date of last update: Thursday, August 22, 2013
  • Vendors contacted: Juniper Networks, Inc.
  • Release mode: Coordinated
  • Discovered by: Craig Lambert, Dell SecureWorks

Summary

The Juniper Networks Mobility System Software is part of Juniper's Wireless LAN Services (WLS) software product set and is the operating system component of the Mobility System. According to the Mobility System Software configuration guide, the Mobility System Software runs all WLC switches and WLAs in a WLAN. This advisory focuses on the Juniper Mobility System Software web portal WebAAA, which "provides a simple and universal way to authenticate any user or device using a web browser. A common application of WebAAA is to control access for guests on your network."

A vulnerability exists in the WebAAA login function for versions prior to 7.6.3 and 7.7.1 due to insufficient input validation of arbitrary URL parameters. Successful exploitation may aid an attacker in retrieving session cookies, stealing recently submitted data, or launching further attacks.

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ABOUT THE AUTHOR
COUNTER THREAT UNIT RESEARCH TEAM
Secureworks Counter Threat Unit™ (CTU) researchers frequently serve as expert resources for the media, publish technical analyses for the security community, and speak about emerging threats at security conferences. Leveraging Secureworks’ advanced security technologies and a network of industry contacts, the CTU™ research team tracks threat actors and analyzes anomalous activity, uncovering new attack techniques and threats. This process enables CTU researchers to identify threats as they emerge and develop countermeasures that protect customers before damage can occur.
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