Microsoft Internet Explorer Multiple CSS Imports Memory Corruption VulnerabilityZDI-06-026: August 8th, 2006
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This vulnerability allows attackers to execute arbitrary code on vulnerable installations of Microsoft Internet Explorer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page.
The specific flaw exists due to improper garbage collection when multiple "imports" are used on a "styleSheets" collection. Crafting a long chain of CSS imports in an HTML document results in a memory corruption eventually leading to code execution.
Vendor ResponseMicrosoft has issued an update to correct this vulnerability. More details can be found at:
2006-06-14 - Vulnerability reported to vendor
2006-08-08 - Coordinated public release of advisory
CreditThis vulnerability was discovered by: