CVE-2022-39092 in SC9863A
Summary
by MITRE • 12/06/2022
In power management service, there is a missing permission check. This could lead to set up power management service with no additional execution privileges needed.
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Analysis
by VulDB Data Team • 06/26/2026
The vulnerability identified as CVE-2022-39092 resides within power management service components where a critical missing permission check has been discovered. This flaw represents a significant security weakness that undermines the integrity of system power management controls and potentially exposes underlying infrastructure to unauthorized manipulation. The absence of proper authorization validation allows malicious actors or compromised processes to configure power management settings without requiring additional execution privileges that should normally be enforced.
This technical flaw falls under the category of insufficient authorization checks and can be categorized as CWE-284, which specifically addresses improper access control mechanisms. The vulnerability essentially creates a privilege escalation pathway where any user or process with basic access to the power management service interface can manipulate system power states and configurations without proper authentication or authorization. This represents a fundamental breakdown in the principle of least privilege that is essential for maintaining system security boundaries.
The operational impact of this vulnerability extends beyond simple configuration changes and can potentially lead to system instability, unauthorized power state modifications, and in some cases, facilitate more sophisticated attack vectors. Attackers could leverage this weakness to disable critical system functions, force unexpected shutdowns, or manipulate power management policies to hide malicious activities from normal monitoring systems. The vulnerability is particularly concerning because power management services are often critical system components that operate with elevated privileges and are integral to system stability and security posture.
From an attack perspective, this vulnerability aligns with several techniques described in the MITRE ATT&CK framework, particularly those related to privilege escalation and persistence mechanisms. The missing permission check creates opportunities for attackers to establish footholds within systems by manipulating power management settings that are typically protected from unauthorized access. The vulnerability's exploitation requires minimal privileges and can be automated, making it attractive to threat actors seeking to maintain long-term access to compromised systems.
Mitigation strategies should focus on implementing proper authorization controls and access validation mechanisms within the power management service. System administrators should ensure that all power management service interfaces enforce strict permission checks and validate user credentials before allowing configuration modifications. Regular security audits of system services and privilege assignments should be conducted to identify similar authorization gaps. Additionally, implementing principle of least privilege enforcement and regular monitoring of power management service access patterns can help detect unauthorized modifications. The vulnerability highlights the importance of comprehensive security testing of system services, particularly those with elevated privileges and critical system functions, to prevent such authorization bypass scenarios from remaining undetected in production environments.