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CVE-2003-0528: Heap-based buffer overflow in the Distributed Component Object Model (DCOM) interface in the RPCSS Service…

CVE-2003-0528 has a CVSS v2 base score of 10.0 (the maximum on that scale) and NVD lists 4 affected products, including Microsoft Windows 2000. Per its scoring, it can be exploited over the network, without authentication. The scored impact on confidentiality, integrity and availability is the highest available.

Vulnerability description

Heap-based buffer overflow in the Distributed Component Object Model (DCOM) interface in the RPCSS Service allows remote attackers to execute arbitrary code via a malformed RPC request with a long filename parameter, a different vulnerability than CVE-2003-0352 (Blaster/Nachi) and CVE-2003-0715.

Severity breakdown

CVSS v2.0 10.0: AV:N/AC:L/Au:N/C:C/I:C/A:C

  • Access vector: Network. Exploitable remotely over the network.
  • Access complexity: Low. No special conditions are required.
  • Authentication: None. No authentication is needed.
  • Confidentiality impact: Complete. Total information disclosure.
  • Integrity impact: Complete. Total loss of integrity.
  • Availability impact: Complete. Total shutdown of the component.

Affected products

  • Microsoft Windows 2000: all versions listed by NVD
  • Microsoft Windows 2003 Server: enterprise; enterprise_64-bit; r2; standard; web
  • Microsoft Windows Nt: 4.0; 4.0 sp1; 4.0 sp2; 4.0 sp3; 4.0 sp4; 4.0 sp5; 4.0 sp6; 4.0 sp6a
  • Microsoft Windows Xp: all versions listed by NVD

References