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  • IDP Daily Update #1546
    posted: 11/23/09
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    posted: 11/23/09
  • Deep Inspection 5.3r5 and above, 5.4, 6.0 #1546
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  • Antivirus
    posted: 11/22/09

Title: Internet Junkbuster Proxy Unauthorized Connections Vulnerability

Severity: MODERATE

Description:

Internet Junkbuster is a utility that prevents a web browser from displaying advertisement images.

A vulnerability in Junkbuster may allow remote attackers to abuse the proxy to make unauthorized connections to arbitrary ports on any hosts that the proxy may access.

It is possible to exploit this issue using the CONNECT method to proxy an unauthorized connection to an arbitrary port on any host the proxy may access. The affected product does not appear to have a mechanism for restricting which ports can be connected to using the CONNECT method.

This vulnerability has been reported for Junkbuster 2.01. Junkbuster is installed as part of RedHat Linux's complete installation.

Affected Products:

  • Junkbuster Internet Junkbuster 2.0.1
  • RedHat Linux 6.2.0

References:

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