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Vista screwed?

 
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RandomSpamIsGood
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PostPosted: Sun Aug 17, 2008 12:23 am    Post subject: Vista screwed? Reply with quote

This week at the Black Hat Security Conference two security researchers will discuss their findings which could completely bring Windows Vista to its knees.

Mark Dowd of IBM Internet Security Systems (ISS) and Alexander Sotirov, of VMware Inc. have discovered a technique that can be used to bypass all memory protection safeguards that Microsoft built into Windows Vista. These new methods have been used to get around Vista's Address Space Layout Randomization (ASLR), Data Execution Prevention (DEP) and other protections by loading malicious content through an active web browser. The researchers were able to load whatever content they wanted into any location they wished on a user's machine using a variety of objects, such as Java, ActiveX and even .NET objects. This feat was achieved by taking advantage of the way that Internet Explorer (and other browsers) handle active scripting in the Operating System.

While this may seem like any standard security hole, other researchers say that the work is a major breakthrough and there is very little that Microsoft can do to fix the problems. These attacks work differently than other security exploits, as they aren't based on any new Windows vulnerabilities, but instead take advantage of the way Microsoft chose to guard Vista's fundamental architecture. According to Dino Dai Zovi, a popular security researcher, "the genius of this is that it's completely reusable. They have attacks that let them load chosen content to a chosen location with chosen permissions. That's completely game over."

According to Microsoft, many of the defenses added to Windows Vista (and Windows Server 2008) were added to stop all host-based attacks. For example, ASLR is meant to stop attackers from predicting key memory addresses by randomly moving a process' stack, heap and libraries. While this technique is very useful against memory corruption attacks, it would be rendered useless against Dowd and Sotirov's new method. "This stuff just takes a knife to a large part of the security mesh Microsoft built into Vista," said Dai Zovi to SearchSecurity.com. "If you think about the fact that .NET loads DLLs into the browser itself and then Microsoft assumes they're safe because they're .NET objects, you see that Microsoft didn't think about the idea that these could be used as stepping stones for other attacks. This is a real tour de force."

While Microsoft hasn't officially responded to the findings, Mike Reavey, group manager of the Microsoft Security Response Center, said the company has been aware of the research and is very interested to see it once it has been made public. It currently isn't known whether these exploits can be used against older Microsoft Operating Systems, such as Windows XP and Windows Server 2003, but since these techniques do not rely on any one specific vulnerability, Zovi believes that we may suddenly see many similar techniques applied to other platforms or environments. "This is not insanely technical. These two guys are capable of the really low-level technical attacks, but this is simple and reusable," Dai Zovi said. "I definitely think this will get reused soon."

These techniques are being seen as an advance that many in the security community say will have far-reaching implications not only for Microsoft, but also on how the entire technology industry thinks about attacks. Expect to be hearing more about this in the near future and possibly being faced with the prospect of your "secure" server being stripped completely naked of all its protection.

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What do you guys think?

Here is the actual link http://www.neowin.net/news/main/08/08/08/vista39s-security-rendered-completely-useless-by-new-exploit
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Madman
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PostPosted: Sun Aug 17, 2008 12:53 am    Post subject: Reply with quote

I honestly don't care...

As long as you don't download random shit, you should be safe(?)

Even so, all you would need to do is reformat...

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iTz SWAT
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PostPosted: Sun Aug 17, 2008 2:11 am    Post subject: Reply with quote

true, you would need to reformat but other people have vary valueablel data, if lost who knows what would happen????
DUM DUM DUM.......

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gmimpact
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PostPosted: Tue Aug 19, 2008 7:36 pm    Post subject: Reply with quote

Haha, Vista ftl. It's still being developed and bugged, that's why avoid it for now. XP ftw.
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RedRing
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PostPosted: Tue Aug 19, 2008 11:59 pm    Post subject: Reply with quote

FUCK.
Today, Geek Squad decided that my Laptop looked to fucked up enough to replace it, and steal my hard drive. They let me pick out a new one, but everything is equipped out the box with Vista.
Sad

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hcavolsdsadgadsg
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PostPosted: Wed Aug 20, 2008 1:10 am    Post subject: Reply with quote

It will get fixed.

And I doubt you will ever have to worry about ever being hit by this.
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