Microsoft Internet Explorer 6, 7, and 8 does not prevent rendering of cached content as HTML, which allows remote attackers to access content from a different (1) domain or (2) zone via unspecified script code, aka "Cross-Domain Information Disclosure Vulnerability," a different vulnerability than CVE-2010-3348.
Exposure of Sensitive Information to an Unauthorized Actor The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.