Quantum Secular Labs / Blog / Advisories

CVE-2004-0946: Nfs Utils: Buffer overflow

CVE-2004-0946 has a CVSS v2 base score of 10.0 (the maximum on that scale) and affects Nfs Utils, along with 2 other products in NVD’s configuration data. 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

rquotad in nfs-utils (rquota_server.c) before 1.0.6-r6 on 64-bit architectures does not properly perform an integer conversion, which leads to a stack-based buffer overflow and allows remote attackers to execute arbitrary code via a crafted NFS request.

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

  • Nfs Utils: 1.0; 1.0.1; 1.0.2; 1.0.3; 1.0.4; 1.0.6
  • Red Hat Enterprise Linux: 3.0
  • Red Hat Enterprise Linux Desktop: 3.0

References