Quantum Secular Labs / Blog / Advisories

CVE-2011-2985: Mozilla Firefox: Memory corruption

CVE-2011-2985 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

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox 4.x through 5, Thunderbird before 6, SeaMonkey 2.x before 2.3, and possibly other products allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

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: 4.0; 4.0 beta1; 4.0 beta10; 4.0 beta11; 4.0 beta12; 4.0 beta2; 4.0 beta3; 4.0 beta4; 4.0 beta5; 4.0 beta6; 4.0 beta7; 4.0 beta8
  • Mozilla Seamonkey: 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; 2.0.4
  • Mozilla Thunderbird: up to and including 5.0; 0.1; 0.2; 0.3; 0.4; 0.5; 0.6; 0.7; 0.7.1; 0.7.2; 0.7.3; 0.8

References