CVE-2020-1112 : Vulnerability Insights and Analysis

An elevation of privilege vulnerability exists when the Windows Background Intelligent Transfer Service (BITS) IIS module improperly handles uploaded content, aka 'Windows Background Intelligent Transfer Service Elevation of Privilege Vulnerability'.

Understanding CVE-2020-1112

What is CVE-2020-1112?

CVE-2020-1112 is an elevation of privilege vulnerability in the Windows Background Intelligent Transfer Service (BITS) IIS module.

The Impact of CVE-2020-1112

This vulnerability can allow an attacker to execute arbitrary code with elevated privileges on the affected Windows systems.

Technical Details of CVE-2020-1112

Vulnerability Description

The Windows BITS IIS module mishandles uploaded content, creating a security hole for privilege escalation attacks.

Affected Systems and Versions

Windows: Various versions of Windows operating systems are affected, including Windows 7, 8.1, 10, and Windows Server versions.
Windows 10 Version 1909: All system types are affected, with versions unspecified.
Windows Server, version 1909: The specific version is unspecified.
Windows 10 Version 1903: All architectures are affected, with versions unspecified.
Windows Server, version 1903: The specific version is unspecified.

Exploitation Mechanism

The vulnerability can be exploited by uploading and manipulating content through the Windows BITS IIS module to gain unauthorized system access.

Mitigation and Prevention

Immediate Steps to Take

Apply the security update provided by Microsoft to fix the vulnerability.
Monitor network traffic for any suspicious activity related to BITS.

Long-Term Security Practices

Regularly update the Windows operating system and all installed applications.
Implement network segmentation and access controls to limit potential attack surfaces.

Patching and Updates

Microsoft has released a security update to address this vulnerability. It is crucial to promptly install this patch to secure the affected systems.