Quantum Secular Labs / Blog / Advisories

CVE-2013-0795: Mozilla Firefox: Remote code execution

CVE-2013-0795 has a CVSS v2 base score of 10.0 (the maximum on that scale) and affects Mozilla Firefox. 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

The System Only Wrapper (SOW) implementation in Mozilla Firefox before 20.0, Firefox ESR 17.x before 17.0.5, Thunderbird before 17.0.5, Thunderbird ESR 17.x before 17.0.5, and SeaMonkey before 2.17 does not prevent use of the cloneNode method for cloning a protected node, which allows remote attackers to bypass the Same Origin Policy or possibly execute arbitrary JavaScript code with chrome privileges via a crafted web site.

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 Firefox: up to and including 19.0.2; 19.0; 19.0.1; 17.0; 17.0.1; 17.0.2; 17.0.3; 17.0.4
  • Mozilla Thunderbird: 17.0; 17.0.1; 17.0.2; 17.0.3; 17.0.4
  • Mozilla Thunderbird Esr: 17.0; 17.0.1; 17.0.2; 17.0.3; 17.0.4
  • Mozilla Seamonkey: up to and including 2.17; 2.0; 2.0 alpha_1; 2.0 alpha_2; 2.0 alpha_3; 2.0 beta_1; 2.0 beta_2; 2.0 rc1; 2.0 rc2; 2.0.1; 2.0.2; 2.0.3

References