critical
9.3
CWE
399 416
Advisory Published
Updated

CVE-2009-3671: Use After Free

First published: Wed Dec 09 2009(Updated: )

Microsoft Internet Explorer 8 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that (1) was not properly initialized or (2) is deleted, leading to memory corruption, aka "Uninitialized Memory Corruption Vulnerability," a different vulnerability than CVE-2009-3674.

Credit: secure@microsoft.com

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

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2009-3671?

    CVE-2009-3671 has a high severity rating due to its potential for allowing remote code execution on affected systems.

  • How do I fix CVE-2009-3671?

    To fix CVE-2009-3671, users should update Microsoft Internet Explorer to the latest version or apply the recommended patches from Microsoft.

  • What versions of Internet Explorer are affected by CVE-2009-3671?

    CVE-2009-3671 affects Internet Explorer versions 5.0.1 up to 8 on various Windows operating systems.

  • What types of attacks can exploit CVE-2009-3671?

    CVE-2009-3671 can be exploited via specially crafted web pages, which can lead to memory corruption and arbitrary code execution.

  • Which operating systems are vulnerable to CVE-2009-3671?

    CVE-2009-3671 affects several Windows operating systems including Windows XP, Windows Vista, Windows Server 2003, and Windows 7.

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