CVE-2012-4782: Use After Free

Published Dec 12, 2012
·
Updated

Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "CMarkup Use After Free Vulnerability."

Affected Software

29 affected components
All of the following
Microsoft Internet Explorer=9
Any of the following
Microsoft Windows 7
Microsoft Windows 7
Microsoft Windows 7=sp1
Microsoft Windows 7=sp1
Microsoft Windows Server 2008=r2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Vista=sp2
All of the following
Microsoft Internet Explorer=10
Any of the following
Microsoft Windows 8
Microsoft Windows 8
Microsoft Windows RT
Microsoft Windows Server 2012
Microsoft Internet Explorer=9
Microsoft Windows 7
Microsoft Windows 7
Microsoft Windows 7=sp1
Microsoft Windows 7=sp1
Microsoft Windows Server 2008=r2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Vista=sp2
Microsoft Windows Vista=sp2
Microsoft Internet Explorer=10
Microsoft Windows 8
Microsoft Windows 8
Microsoft Windows RT
Microsoft Windows Server 2012

Event History

Dec 12, 2012
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2012-4782?

CVE-2012-4782 is classified as a critical vulnerability due to its potential to allow remote code execution.

2

How do I fix CVE-2012-4782?

To fix CVE-2012-4782, you should apply the latest security updates provided by Microsoft for Internet Explorer.

3

Which versions of Internet Explorer are affected by CVE-2012-4782?

CVE-2012-4782 affects Internet Explorer versions 9 and 10.

4

Can CVE-2012-4782 be exploited through a web page?

Yes, CVE-2012-4782 can be exploited by attackers through specially crafted web pages.

5

What types of systems are vulnerable to CVE-2012-4782?

CVE-2012-4782 primarily affects systems running Windows 7 with Internet Explorer 9 or 10.

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