Unspecified vulnerability in Microsoft Internet Explorer 8 on Windows 7 allows remote attackers to bypass Protected Mode and create arbitrary files by leveraging access to a Low integrity process, as demonstrated by Stephen Fewer as the third of three chained vulnerabilities during a Pwn2Own competition at CanSecWest 2011.
dvlabs.tippingpoint.com/blog/2011/02/02/pwn2own-2011
twitter.com/aaronportnoy/statuses/45642180118855680
twitter.com/msftsecresponse/statuses/45646985998516224
www.computerworld.com/s/article/9214002/Safari_IE_hacked_first_at_Pwn2Own
www.securityfocus.com/bid/46821
www.zdnet.com/blog/security/pwn2own-2011-ie8-on-windows-7-hijacked-with-3-vulnerabilities/8367
docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-057
exchange.xforce.ibmcloud.com/vulnerabilities/66064
threatpost.com/en_us/blogs/pwn2own-winner-stephen-fewer-031011