Da Large writes “Mark Dowd’s paper “Application-Specific Attacks: Leveraging the ActionScript Virtual Machine” has alarmed researchers. It points out techniques that promise to open up a class of exploits and vulnerability research previously thought to be prohibitively difficult. Already, the small but growing group of Information Security experts who have had the opportunity to read and digest the contents of the paper are expressing an excited concern depending on how they’re interpreting it. While the Flash vulnerability described in the paper[PDF] has been patched by Adobe, the presentation of a reliable exploit for NULL pointer dereferencing has the researchers who have read the paper fascinated. Thomas Ptacek has an explanation of Dowd’s work, and Nathan McFeters at ZDNet is ’stunned by the technical details.’”
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