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Demo Showing How to Attack Systems via CPU Errata Slated for October


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Posted on Jul 16, 2008, 9:06 AM UTC by Winston Chim
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Hacking computers have never been so easy ... hacking the CPU that is. Kaspersky, the guys behind that famous anti-virus software will demontrate to us that CPU erratas can be exploited.

Dailytech

"Code to attack systems using errata vulnerability will be given out freely. In the world of microprocessors it’s common for a CPU containing hundreds of millions of transistors to have physical errors—known as errata in the design. The CPU in computers used day in and day out by the majority of computer users likely contain errata that go unseen and have virtually no noticeable effect on the performance of the processor.

In October the threat from the errata in processors that previously caused no harm will grow significantly. Security researcher and author Kris Kaspersky says that he plans to demonstrate how a hacker could take control of a computer running any operating system by exploiting errata in a CPU.

Not only will Kaspersky demonstrate how such a hack can be made, but he says that he will offer the code freely to anyone—presumably including malicious hackers. The exploit is said to be executed by using instruction sequences and a knowledge of how Java compilers work to allow the hacker to take over the compiler.

Kaspersky says that different errata in different processors will allow different attacks to be launched on computer systems. Kaspersky told PC World, “I'm going to show real working code...and make it publicly available. Some bugs just crash the system; some allow a hacker to gain full control on the kernel level. Some just help to attack Vista, disabling security protections."

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