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Exposure of Sensitive Information to an Unauthorized Actor


Severity Medium
Score 4.3/10


CFNetwork in Safari in Apple Mac OS X before 10.5.3 automatically sends an SSL client certificate in response to a web server's certificate request, which allows remote web sites to obtain sensitive information (Subject data) from personally identifiable certificates, and use arbitrary certificates to track user activities across domains, a related issue to CVE-2007-4879.

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CWE-200 - Information Exposure

An information exposure vulnerability is categorized as an information flow (IF) weakness, which can potentially allow unauthorized access to otherwise classified information in the application, such as confidential personal information (demographics, financials, health records, etc.), business secrets, and the application's internal environment.


Advisory Timeline

  • Published