Quantum Secular Labs / Blog / Advisories

CVE-2004-0903: Mozilla: Buffer overflow

CVE-2004-0903 has a CVSS v2 base score of 10.0 (the maximum on that scale) and affects Mozilla, along with 7 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

Stack-based buffer overflow in the writeGroup function in nsVCardObj.cpp for Mozilla Firefox before the Preview Release, Mozilla before 1.7.3, and Thunderbird before 0.8 allows remote attackers to execute arbitrary code via malformed VCard attachments that are not properly handled when previewing a message.

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

  • Mozilla: 1.7; 1.7.1; 1.7.2
  • Mozilla Thunderbird: 0.7; 0.7.1; 0.7.2; 0.7.3
  • Conectiva Linux: 9.0; 10.0
  • Red Hat Enterprise Linux: 2.1; 3.0
  • Red Hat Enterprise Linux Desktop: 3.0
  • Red Hat Fedora Core: core_1.0
  • Red Hat Linux: 7.3; 9.0
  • Red Hat Linux Advanced Workstation: 2.1
  • Suse Linux: 1.0; 8; 8.1; 8.2; 9.0; 9.1

References