Solved: Resolving Windows Update Error 8024402C with KB4011039

KB4011039 Summary: Fixes for Windows Update Error 8024402C

KB4011039 is an update from Microsoft that addresses several security vulnerabilities and non-security issues affecting the Windows operating system. This cumulative update includes improvements to reliability, performance, and security features across various editions of Windows 8.1 and Windows Server 2012 R2. The update also introduces new features for enhanced security capabilities and user experience improvements.

For enterprises that have deployed this update, it is important to test it in a controlled environment before rolling it out to production systems due to the potential impact of changes introduced by this cumulative update. This ensures compatibility with existing hardware and software configurations and helps minimize disruptions during deployment.

To ensure minimal downtime and efficient management of system updates, administrators are encouraged to use tools like Windows Server Update Services (WSUS) or System Center Configuration Manager (SCCM). These tools offer greater control over the timing and scope of update deployments, allowing for tailored rollouts based on organizational needs.

Additionally, this cumulative update includes improvements related to Group Policy processing, security feature enhancements, and performance optimizations that benefit both server environments and client workstations. By addressing these areas, KB4011039 contributes to a more robust and secure computing environment for users of Windows 8.1 and Windows Server 2012 R2.

This update resolves various issues ranging from security vulnerabilities to performance improvements, including fixes for several bugs that could lead to system instability or data corruption in specific scenarios. The detailed list includes:

• Addresses a vulnerability related to the way that the Microsoft .NET Framework handles specially crafted files.
• Resolves an issue where accessing certain websites on Windows 8.1 and Windows Server 2012 R2 could cause Internet Explorer to stop responding.
• Patches a security flaw in the SMBv3 protocol which could allow attackers to remotely execute code on affected systems.
• Includes enhancements for User Account Control (UAC) policies, providing administrators with more granular control over UAC settings.

These patches not only address critical vulnerabilities but also improve overall system stability and performance.

To install KB4011039, follow these steps:

1. Ensure your system meets the prerequisites for installing Windows updates. This includes having the latest service pack or build installed.
2. Check if there are any dependencies that need to be addressed before installing this update. Microsoft may release additional updates or rollups alongside KB4011039 which should be applied first.
3. Navigate to the official Microsoft Update Catalog (https://www.catalog.update.microsoft.com) and search for “KB4011039” to download the update package.
4. Once downloaded, run the .exe file to begin the installation process. Follow any on-screen instructions provided by the installer.
5. After downloading and installing KB4011039, restart your computer as instructed to finalize the changes made during installation.
6. If using WSUS or SCCM for enterprise deployments, configure these systems to scan for and download the update package from Microsoft Update Services.
7. In an environment managed by System Center Configuration Manager (SCCM), create a new task sequence or modify an existing one to include deployment of KB4011039.
8. Post-installation, perform thorough testing in a non-production setting before rolling out the update to all devices within your organization.

KB4011039 Description: Updates Addressed in This Release – Resolution of Error 8024402C Patched

KB4011039 resolves several critical security vulnerabilities and performance issues affecting Windows 8.1 and Windows Server 2012 R2. Key among these are:

• A vulnerability in Microsoft .NET Framework that could allow remote code execution if a user opens a specially crafted file.
• An issue with Internet Explorer that could cause the browser to stop responding when accessing certain websites.
• A flaw in the SMBv3 protocol allowing attackers to perform remote code execution on affected systems under specific conditions.

In addition, this update addresses lesser-known but still important issues related to system reliability and performance. For instance, it fixes problems with Group Policy processing and enhances the security features associated with User Account Control (UAC). These improvements collectively contribute towards a more stable and secure computing environment for users of supported Windows editions.

The cumulative nature of this update means that it also includes all previous updates up to its release date. This ensures that systems receiving KB4011039 are fully patched against known threats, providing an additional layer of security protection. By addressing both recent and legacy vulnerabilities, Microsoft aims to offer comprehensive protection for organizations and individuals still using these Windows versions.

Overall, KB4011039 plays a crucial role in maintaining the integrity and security of Windows 8.1 and Windows Server 2012 R2 environments, making it essential for administrators to deploy this update as soon as possible after its release date.

Howto install KB4011039

Ensure your system meets the prerequisites for installing updates. Navigate to Microsoft Update Catalog to download KB4011039. Run the downloaded .exe file to start installation and follow on-screen instructions. Restart your computer after installation is complete. Configure WSUS or SCCM to scan and deploy the update if using enterprise management tools. Create a new task sequence in SCCM for deployment, modifying existing ones as needed. Perform thorough testing before rolling out updates to all devices within an organization.

Similar questions

What does KB4011039 update fix or change on my computer?
Will installing KB4011039 affect the performance of my computer?
How can I check if KB4011039 is already installed on my system?
Can I uninstall KB4011039 once it’s been installed, and what might happen if I do so?
What should I do if I encounter errors after installing KB4011039?
Is there a way to get detailed information about the files that are updated with KB4011039?
Will KB4011039 conflict with other updates or drivers on my computer?
How can I ensure that all my important data is safe before installing KB4011039?
Can I use Windows Update to install KB4011039 automatically, or do I need to download it manually?
What are the system requirements for installing KB4011039 on my computer?