Quantum Secular Labs / Blog / Advisories

CVE-2004-1154: Samba: Buffer overflow

CVE-2004-1154 has a CVSS v2 base score of 10.0 (the maximum on that scale) and affects Samba, along with 3 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

Integer overflow in the Samba daemon (smbd) in Samba 2.x and 3.0.x through 3.0.9 allows remote authenticated users to cause a denial of service (application crash) and possibly execute arbitrary code via a Samba request with a large number of security descriptors that triggers a heap-based buffer overflow.

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

  • Samba: 2.0.0; 2.0.1; 2.0.2; 2.0.3; 2.0.4; 2.0.5; 2.0.6; 2.0.7; 2.0.8; 2.0.9; 2.0.10; 2.2.0
  • Red Hat Fedora Core: core_2.0; core_3.0
  • Suse Linux: 1.0; 8.1; 8.2; 9.0; 9.1; 9.2
  • Trustix Secure Linux: 2.0; 2.1; 2.2

References