usd-2018-0032 | Riverbed SteelCentral AppResponse/9.6

Advisory ID: usd-2018-0032
CVE Number: N/A
Affected Product: SteelCentral AppResponse
Affected Version: 9.6
Vulnerability Type: Reflected Cross-Site-Scripting Vulnerability
Security Risk: Low
Vendor URL: https://support.riverbed.com/content/support/software/steelcentral-npm/appresponse.html
Vendor Status: Unknown

Description

A reflected XSS attack (or non-persistent attack) occurs when a malicious script is reflected off of a web application to the victim’s browser. The attack is typically delivered via email or a web site and activated through a link, which sends a request to a website with a vulnerability that enables execution of malicious scripts.

Proof of Concept

https://[Server IP]:8443/Login?login_source=%25%32%32%25%33%65%25%33%63%25%37%33%25%36%33%25%37%32%25%36%39%25%37%30%25%37%34%25%33%65%25%36%31%25%36%63%25%36%35%25%37%32%25%37%34%25%32%38%25%32%32%25%37%38%25%37%33%25%37%33%25%32%30%25%36%32%25%37%39%25%32%30%25%37%35%25%37%33%25%36%34%25%32%30%25%34%31%25%34%37%25%32%32%25%32%39%25%33%63%25%32%66%25%37%33%25%36%33%25%37%32%25%36%39%25%37%30%25%37%34%25%33%65

Fix

Make sure to encode the user supplied input.

Timeline

  • 2018-10-08 First contact request via support@riverbed.com
  • 2018-10-15 Second contact request via product-security@riverbed.com
  • 2018-10-17 Riverbed provided their PGP key
  • 2018-10-19 Riverbed received the advisory
  • 2018-10-23 Riverbed states to review the provided information
  • 2018-12-07 Sent disclosure reminder
  • 2018-12-07 Security advisory released

Credits

These security vulnerabilities were found by Christoph Cierpka and Lars Neumann of usd AG.

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In accordance with usd AG’s Responsible Disclosure Policy, all vendors have been notified of the existence of these vulnerabilities.

Disclaimer

The information provided in this security advisory is provided „as is“ and without warranty of any kind. Details of this security advisory may be updated in order to provide as accurate information as possible.