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Overview

Vulnerability Score 9.3 9.3
CVE Id CVE-2012-2521
Last Modified 02 Nov 2013 11:24:18
Published 14 Aug 2012 09:55:01
Confidentiality Impact COMPLETE COMPLETE
Integrity Impact COMPLETE COMPLETE
Availability Impact COMPLETE COMPLETE
Access Vector NETWORK
Access Complexity MEDIUM
Authentication NONE

CVE-2012-2521

Summary

Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka "Asynchronous NULL Object Access Remote Code Execution Vulnerability."

Vulnerable Systems

Application

  • Microsoft Internet Explorer 6

  • Microsoft Internet Explorer 7

  • Microsoft Internet Explorer 8

  • Microsoft Internet Explorer 9


References

MS - MS12-052

CERT - TA12-227A

Related Patches

MS12-052 Cumulative Security Update for Internet Explorer 8 for Windows Vista (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 9 for Windows Vista (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 7 for Windows Vista (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 7 for Windows Server 2008 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 8 for Windows Server 2008 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 9 for Windows Server 2008 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 9 for Windows 7 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 8 for Windows 7 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 7 for Windows XP (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 6 for Windows XP (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 8 for Windows XP (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 7 for Windows Server 2003 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 8 for Windows Server 2003 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 6 for Windows Server 2003 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 7 for Windows Vista x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 8 for Windows Vista x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 9 for Windows Vista x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 9 for Windows Server 2008 R2 x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 8 for Windows Server 2008 R2 x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 8 for Windows Server 2003 x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 7 for Windows Server 2003 x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 6 for Windows Server 2003 x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 8 for Windows 7 x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 9 for Windows 7 x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 9 for Windows Server 2008 x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 7 for Windows Server 2008 x64 (KB2722913)

MS12-052 Cumulative Security Update for Internet Explorer 8 for Windows Server 2008 x64 (KB2722913)


Last Updated: 27 May 2016 10:51:42