Invincea Secure CommandInformation security specialists warn about the discovery in the network exploit aimed at a previously unknown vulnerability in the browser Microsoft Internet Explorer.

By means of vulnerability potential malefactors can establish malicious software on the victim computer. In the IT company Invincea say that the first cases of the specified exploit were found in the network of a U.S. federal agency in charge of nuclear research.

According to experts, the exploit uses a zero-day vulnerability, found by the creators of the exploit in Internet Explorer 8. Earlier versions of the browser are not affected, that IE8 works with an exploit in the operating systems Windows XP-7.

At Microsoft confirmed the detection of a bug in the browser. According to the corporation, the bug only works in IE8, but the version 6,7,9 and 10 are not affected. The recommendation Corporation states that users should be possible to upgrade to Internet Explorer 10, the same who can not do that, it is recommended to block ActiveX Controls and Active Scripting, and also to establish a warning about running Active

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More details about the vulnerability are available at:

Part 1 – http://www.invincea.com/2013/05/k-i-a-us-dol-website-pushing-poison-ivy-cve-2012-4792/
Part 2 – http://www.invincea.com/2013/05/part-2-us-dept-labor-watering-hole-pushing-poison-ivy-via-ie8-zero-day/

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