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Last updated: 8/2/2014 4:36:15 AM

CVE Publication rate: 17.2

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Vulnerability Workload Index: 6.75
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National Cyber Awareness System

Vulnerability Summary for CVE-2011-1347

Original release date: 03/10/2011
Last revised: 09/06/2011
Source: US-CERT/NIST

Overview

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.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 8.8 (HIGH) (AV:N/AC:M/Au:N/C:N/I:C/A:C) (legend)
Impact Subscore: 9.2
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized modification; Allows disruption of service

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External Source: BID
Name: 46821
External Source: MISC
Name: http://www.zdnet.com/blog/security/pwn2own-2011-ie8-on-windows-7-hijacked-with-3-vulnerabilities/8367
External Source: MISC
Name: http://twitter.com/aaronportnoy/statuses/45642180118855680
External Source: MISC
Name: http://twitter.com/msftsecresponse/statuses/45646985998516224
External Source: XF
Name: ms-ie-unspec-ce(66064)
External Source: MISC
Name: http://dvlabs.tippingpoint.com/blog/2011/02/02/pwn2own-2011
External Source: MISC
Name: http://www.computerworld.com/s/article/9214002/Safari_IE_hacked_first_at_Pwn2Own
External Source: MISC
Name: https://threatpost.com/en_us/blogs/pwn2own-winner-stephen-fewer-031011
External Source: MS
Name: MS11-057

Technical Details

Vulnerability Type (View All)