RakNet communication denial of service

raknet-communication-dos (20905) The risk level is classified as LowLow Risk

Description:

RakNet is vulnerable to a denial of service attack caused by a vulnerability in the communication handling. A remote attacker could send an empty UDP datagram to cause the server to enter into an infinite loop, resulting in a denial of service.

Platforms Affected:

  • Rakkarsoft, RakNet 2.33-prior 5/30/05

Remedy:

Upgrade to the latest version of RakNet (2.33 dated 2005-05-30 or later), available from the RakNet Download Web page. See References.

Consequences:

Denial of Service

References:

  • Luigi Auriemma, Raknet network library at http://aluigi.altervista.org/adv/rakzero-adv.txt.
  • RakNet Download Web page, Rakkarsoft at http://www.rakkarsoft.com/#Downloads.
  • BID-13862: Rakkarsoft RakNet Remote Denial of Service Vulnerability
  • CVE-2005-1899: Rakkarsoft RakNet network library 2.33 and earlier, when released before 30 May 2005, and as used in multiple products including nFusion Elite Warriors: Vietnam, allows remote attackers to cause a denial of service (infinite loop) via a zero-byte UDP packet.
  • SA15597: RakNet Empty UDP Datagram Denial of Service Vulnerability
  • SECTRACK ID: 1014111: RakNet Lets Remote Users Freeze the System With a Zero Byte UDP Packet

Reported:

Jun 06, 2005

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