critical
9.3
CWE
264
Advisory Published
Updated

CVE-2009-2493

First published: Wed Jul 29 2009(Updated: )

The Active Template Library (ATL) in Microsoft Visual Studio .NET 2003 SP1, Visual Studio 2005 SP1 and 2008 Gold and SP1, and Visual C++ 2005 SP1 and 2008 Gold and SP1; and Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2; does not properly restrict use of OleLoadFromStream in instantiating objects from data streams, which allows remote attackers to execute arbitrary code via a crafted HTML document with an ATL (1) component or (2) control, related to ATL headers and bypassing security policies, aka "ATL COM Initialization Vulnerability."

Credit: secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft Visual C++=2008-sp1
Microsoft Visual C++=2008
Microsoft Visual C++=2005-sp1
Microsoft Windows XP=sp2
Microsoft Windows Server 2008 Itanium
Microsoft Windows 2000=sp4
Microsoft Windows XP=sp3
Microsoft Windows Vista
Microsoft Windows Vista=sp1
Microsoft Windows Vista=sp2
Microsoft Windows Server 2008 Itanium=sp2
Microsoft Windows 2003 Server=sp2
Microsoft Visual Studio=2005-sp1
Microsoft Visual Studio=2003-sp1
Microsoft Visual Studio=2008-sp1
Microsoft Visual Studio=2008

Remedy

http://www.adobe.com/support/security/advisories/apsa09-04.html

Remedy

http://www.adobe.com/support/security/bulletins/apsb09-11.html

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What are the affected products for CVE-2009-2493?

    CVE-2009-2493 affects Microsoft Visual Studio .NET 2003 SP1, Visual Studio 2005 SP1, Visual Studio 2008 Gold and SP1, Visual C++ 2005 SP1, Visual C++ 2008 Gold and SP1, and several versions of Microsoft Windows such as XP, Vista, and Server 2008.

  • What is the risk associated with CVE-2009-2493?

    CVE-2009-2493 has a critical severity as it may allow remote code execution, leading to significant security vulnerabilities.

  • How can I mitigate the risk of CVE-2009-2493?

    To mitigate CVE-2009-2493, it is recommended to apply the latest security updates and patches provided by Microsoft for the affected products.

  • Is CVE-2009-2493 still a concern for modern systems?

    CVE-2009-2493 may still be a concern for legacy systems, particularly those running outdated versions of software that remain in use.

  • What action should I take if my system is affected by CVE-2009-2493?

    If your system is affected by CVE-2009-2493, you should immediately update to the most recent software versions and security patches to protect against potential exploitation.

Company

Resources

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.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203