CVE-2009-3671: Use After Free

Published Dec 9, 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.

Affected Software

62 affected components
All of the following
Microsoft Internet Explorer=5.0.1-sp4
Microsoft Windows 2000=sp4
All of the following
Microsoft Internet Explorer=6-sp1
Microsoft Windows 2000=sp4
All of the following
Microsoft Internet Explorer=6
Any of the following
Microsoft Windows Server 2003=sp2
Microsoft Windows XP=sp2
Microsoft Windows XP=sp3
Microsoft Windows XP=sp2
All of the following
Microsoft Internet Explorer=7
Any of the following
Microsoft Windows Server 2003=sp2
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=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 the following
Microsoft Internet Explorer=8
Any of the following
Microsoft Windows 7
Microsoft Windows Server 2003=sp2
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008=r2
Microsoft Windows Server 2008=r2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Vista
Microsoft Windows Vista=sp1
Microsoft Windows Vista=sp2
Microsoft Windows XP=sp2
Microsoft Windows XP=sp3
Microsoft Internet Explorer=5.0.1-sp4
Microsoft Windows 2000=sp4
Microsoft Internet Explorer=6-sp1
Microsoft Internet Explorer=6
Microsoft Windows Server 2003=sp2
Microsoft Windows XP=sp2
Microsoft Windows XP=sp3
Microsoft Windows XP=sp2
Microsoft Internet Explorer=7
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Vista
Microsoft Windows Vista=sp1
Microsoft Windows Vista=sp1
Microsoft Windows Vista=sp2
Microsoft Windows Vista=sp2
Microsoft Windows XP=sp2
Microsoft Internet Explorer=8
Microsoft Windows 7
Microsoft Windows Server 2008=r2
Microsoft Windows Server 2008=r2

Event History

Dec 9, 2009
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
Description
Data Sourced
06:30 PM
DescriptionWeaknessAffected Software

Frequently Asked Questions

1

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.

2

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.

3

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.

4

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.

5

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.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203