CVE-2020-0750 in Windows
Summary
by MITRE
An elevation of privilege vulnerability exists in the way that the Connected Devices Platform Service handles objects in memory, aka 'Connected Devices Platform Service Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0740, CVE-2020-0741, CVE-2020-0742, CVE-2020-0743, CVE-2020-0749.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 03/30/2024
The vulnerability identified as CVE-2020-0750 represents a critical elevation of privilege flaw within Microsoft's Connected Devices Platform Service, which operates as a background component facilitating device connectivity and communication across Windows operating systems. This service enables seamless integration between Windows devices and various connected peripherals, creating a complex attack surface that adversaries can exploit to gain unauthorized administrative access. The vulnerability specifically manifests in the service's improper handling of memory objects, creating opportunities for malicious actors to manipulate the system's privilege structure and execute arbitrary code with elevated privileges.
The technical root cause of this vulnerability stems from inadequate memory management within the Connected Devices Platform Service implementation. When the service processes certain objects in memory, it fails to properly validate or sanitize input parameters, allowing attackers to craft malicious payloads that can manipulate memory structures and bypass existing security controls. This memory handling flaw creates a pathway for privilege escalation where unprivileged user processes can potentially elevate their privileges to SYSTEM level access, effectively granting them complete control over the affected system. The vulnerability operates at the kernel level, making it particularly dangerous as it can be exploited without requiring user interaction or specific conditions beyond initial system access.
The operational impact of CVE-2020-0750 extends beyond simple privilege escalation, as it provides adversaries with a persistent foothold that can be leveraged for further compromise of the affected system. Attackers can utilize this vulnerability to install malicious software, modify system files, access sensitive data, and potentially establish backdoors for long-term access. The Connected Devices Platform Service typically runs with elevated privileges, making it an attractive target for exploitation. Once exploited, the vulnerability can enable attackers to perform actions such as creating new user accounts, modifying system configurations, or accessing encrypted data that would normally be protected. This makes the vulnerability particularly concerning for enterprise environments where multiple devices may be interconnected through the connected devices platform.
Security professionals should implement multiple layers of mitigation to address this vulnerability, beginning with immediate patching of affected systems through Microsoft's security updates. The vulnerability aligns with CWE-121, which describes heap-based buffer overflow conditions, and can be mapped to ATT&CK technique T1068, which covers 'Exploitation for Privilege Escalation'. Organizations should also consider implementing network segmentation to limit the potential spread of exploitation and monitor for unusual activity patterns in the Connected Devices Platform service. Additional defensive measures include disabling unnecessary connected devices functionality, implementing strict access controls, and conducting regular security assessments to identify potential exploitation attempts. The vulnerability demonstrates the importance of proper memory management practices and highlights the risks associated with complex service architectures that operate with elevated privileges.