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CVE-2008-4292: Opera before 9.52 does not check the CRL override upon encountering a certificate that lacks a CRL, which…

CVE-2008-4292 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

Opera before 9.52 does not check the CRL override upon encountering a certificate that lacks a CRL, which has unknown impact and attack vectors. NOTE: it is not clear whether this is a vulnerability, but the vendor included it in a security section of the advisory.

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 9.51; 5.0; 5.0 beta2; 5.0 beta3; 5.0 beta4; 5.0 beta5; 5.0 beta6; 5.0 beta7; 5.0 beta8; 5.02; 5.10; 5.11

References