Microsoft Windows NT DHCP HardwareAddress code execution

winnt-dhcp-hardwareaddress-code-execution (18342) The risk level is classified as HighHigh Risk

Description:

Microsoft Windows could allow a remote attacker to execute arbitrary code, caused by improper bounds checking of the HardwareAddress value by the Dynamic Host Configuration Protocol (DHCP) server. By sending a specially-crafted DHCP message, a remote attacker could cause the DHCP server to fail and execute arbitrary code on the system.


Consequences:

Gain Access

Remedy:

Apply the appropriate patch for your system, as listed in Microsoft Security Bulletin MS04-042. See References.

References:

  • Microsoft Security Bulletin MS04-042: Vulnerability in DHCP Could Allow Remote Code Execution and Denial Of Service (885249).
  • BID-11920: Microsoft Windows DHCP Server Remote Buffer Overflow Vulnerability
  • CVE-2004-0900: The DHCP Server service for Microsoft Windows NT 4.0 Server and Terminal Server Edition does not properly validate the length of certain messages, which allows remote attackers to execute arbitrary code via a malformed DHCP message, aka the DHCP Request Vulnerability.

Platforms Affected:

  • Microsoft Windows NT 4.0 SP6 Terminal Server
  • Microsoft Windows NT 4.0 SP6a Server

Reported:

Dec 14, 2004

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