J-Security Center

Title: NetScreen Firewall Denial of Service Vulnerability

Severity: MODERATE

Description:

NetScreen Firewall is a network appliance used to secure against intruders and various types of attacks to a network. NetScreen has a Web administrative Interface (WebUI) used to configure and set the firewall settings.

It is possible to cause a denial of service in NetScreen Firewall. Requesting an unusually long URL to WebUI listening on default port 80, will cause the firewall to crash. A restart of the service is required in order to gain normal functionality.

Affected Products:

  • NetScreen ScreenOS 1.73.0r1
  • NetScreen ScreenOS 2.1.0r6
  • NetScreen ScreenOS 2.10.0r3
  • NetScreen ScreenOS 2.5.0r1

References:

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