J-Security Center

Title: Microsoft Windows 2000 Malformed RPC Packet DoS Vulnerability

Severity: MODERATE

Description:

Due to an inherent flaw in the RPC service in Microsoft Windows 2000, it is possible to crash RPC services on a Windows 2000 server, thus denying any incoming RPC requests. Sending a specially malformed RPC packet via port 135-139 or 445 to a Windows 2000 server will halt the RPC service entirely. A reboot is required in order to regain normal functionality.

Affected Products:

  • Avaya DefinityOne Media Servers
  • Avaya IP600 Media Servers
  • Avaya S3400 Message Application Server
  • Avaya S8100 Media Servers
  • Microsoft Windows 2000 Advanced Server
  • Microsoft Windows 2000 Advanced Server SP1
  • Microsoft Windows 2000 Professional
  • Microsoft Windows 2000 Professional SP1
  • Microsoft Windows 2000 Server
  • Microsoft Windows 2000 Server SP1

References:

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