CWE
399 416
Advisory Published
Updated

CVE-2010-0249: Use After Free

First published: Fri Jan 15 2010(Updated: )

Use-after-free vulnerability in Microsoft Internet Explorer 6, 6 SP1, 7, and 8 on Windows 2000 SP4; Windows XP SP2 and SP3; Windows Server 2003 SP2; Windows Vista Gold, SP1, and SP2; Windows Server 2008 Gold, SP2, and R2; and Windows 7 allows remote attackers to execute arbitrary code by accessing a pointer associated with a deleted object, related to incorrectly initialized memory and improper handling of objects in memory, as exploited in the wild in December 2009 and January 2010 during Operation Aurora, aka "HTML Object Memory Corruption Vulnerability."

Credit: secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
All of
Any of
Internet Explorer=5.0.1-sp4
Internet Explorer=6-sp1
Microsoft Windows 2000=sp4
All of
Internet Explorer=6
Any of
Microsoft Windows Server=sp2
Microsoft Windows Server=sp2
Microsoft Windows XP=sp2
Microsoft Windows XP=sp2
Microsoft Windows XP=sp3
All of
Internet Explorer=7.0
Any of
Microsoft Windows Server=sp2
Microsoft Windows Server=sp2
Microsoft Windows Server
Microsoft Windows Server=sp2
Microsoft Windows Vista
Microsoft Windows Vista=sp1
Microsoft Windows Vista=sp2
Microsoft Windows XP=sp2
Microsoft Windows XP=sp2
Microsoft Windows XP=sp3
All of
Internet Explorer=8
Any of
Microsoft Windows 7
Microsoft Windows Server=sp2
Microsoft Windows Server
Microsoft Windows Server=sp2
Microsoft Windows Server=r2
Microsoft Windows Server=r2
Microsoft Windows Vista
Microsoft Windows Vista=sp1
Microsoft Windows Vista=sp2
Microsoft Windows XP=sp2
Microsoft Windows XP=sp2
Microsoft Windows XP=sp3
Internet Explorer=6
Internet Explorer=6-sp1
Internet Explorer=7
Internet Explorer=8
Microsoft Windows 2000=sp4
Microsoft Windows 7
Microsoft Windows Server=sp2
Microsoft Windows Server
Microsoft Windows Server=sp2
Microsoft Windows Server=r2
Microsoft Windows Vista
Microsoft Windows Vista=sp1
Microsoft Windows Vista=sp2
Microsoft Windows XP
Microsoft Windows XP=sp3

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Frequently Asked Questions

  • What is the severity of CVE-2010-0249?

    CVE-2010-0249 is rated as critical, allowing remote attackers to execute arbitrary code.

  • How do I fix CVE-2010-0249?

    To fix CVE-2010-0249, users should apply the latest security updates provided by Microsoft for Internet Explorer.

  • Which versions of Internet Explorer are affected by CVE-2010-0249?

    CVE-2010-0249 affects Microsoft Internet Explorer versions 6, 7, and 8.

  • What operating systems are impacted by CVE-2010-0249?

    CVE-2010-0249 impacts Windows 2000, Windows XP, Windows Vista, Windows Server 2003, and Windows Server 2008.

  • Can CVE-2010-0249 lead to data loss?

    Yes, CVE-2010-0249 can potentially lead to data loss as it allows attackers to execute arbitrary code on the affected systems.

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