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CVE-2007-6521: Opera Browser: Remote code execution

CVE-2007-6521 has a CVSS v2 base score of 10.0 (the maximum on that scale) and NVD lists Opera Browser as the affected product. 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

Unspecified vulnerability in Opera before 9.25 allows remote attackers to execute arbitrary code via crafted TLS certificates.

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

  • Opera Browser: up to and including 9.24; 1.00; 2.00; 2.10; 2.10 beta1; 2.10 beta2; 2.10 beta3; 2.12; 3.00; 3.00 beta; 3.10; 3.21

References