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AUSCERT External Security Bulletin Redistribution
Out-of-band security update for Internet Explorer
15 January 2013
AusCERT Security Bulletin Summary
Product: Microsoft Internet Explorer
Operating System: Windows XP
Windows Server 2003
Windows Server 2008
Windows Server 2008 R2
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
CVE Names: CVE-2012-4792
Comment: In the wild targeted attacks are exploiting this vulnerability.
While Microsoft have previously provided a workaround for this bug,
the patch now provided mitigates the vulnerability.
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Microsoft Security Bulletin MS13-008 - Critical
Security Update for Internet Explorer (2799329)
Published: Monday, January 14, 2013
This security update resolves one publicly disclosed vulnerability in Internet
Explorer. The vulnerability could allow remote code execution if a user views a
specially crafted webpage using Internet Explorer. An attacker who successfully
exploited this vulnerability could gain the same user rights as the current
user. Users whose accounts are configured to have fewer user rights on the
system could be less impacted than users who operate with administrative user
This security update is rated Critical for Internet Explorer 6, Internet
Explorer 7, and Internet Explorer 8 on Windows clients and Moderate for
Internet Explorer 6, Internet Explorer 7, and Internet Explorer 8 on Windows
servers. Internet Explorer 9 and Internet Explorer 10 are not affected.
Internet Explorer 6
Internet Explorer 7
Internet Explorer 8
Internet Explorer Use After Free Vulnerability - CVE-2012-4792
A remote code execution vulnerability exists in the way that Internet Explorer
accesses an object in memory that has not been correctly initialized or has
been deleted. The vulnerability may corrupt memory in such a way that an
attacker could execute arbitrary code in the context of the current user.
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