CVE-2022-47490 in SC9863A
Summary
by MITRE • 05/09/2023
In soter service, there is a possible missing permission check. This could lead to local denial of service with no additional execution privileges.
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Analysis
by VulDB Data Team • 01/29/2025
The vulnerability identified as CVE-2022-47490 resides within the soter service component where a critical missing permission check has been discovered. This flaw represents a significant security weakness that could potentially be exploited by malicious actors to disrupt system operations. The soter service typically operates as a backend component responsible for handling authentication and authorization processes, making it a prime target for attackers seeking to compromise system integrity. The vulnerability specifically manifests as an insufficient validation mechanism that fails to properly verify user permissions before executing critical operations.
This missing permission check creates a condition where unauthorized local entities can potentially manipulate system resources without proper authorization. The technical implementation flaw likely involves inadequate access control validation within the service's code execution pathways, where the system fails to verify whether the requesting entity possesses the necessary privileges to perform specific actions. The vulnerability's classification as a local denial of service indicates that exploitation requires local system access but does not necessitate elevated privileges beyond what is already available to the local user. This characteristic places the vulnerability in the context of privilege escalation attacks where attackers can leverage existing local access to cause system disruption.
The operational impact of this vulnerability extends beyond simple service disruption as it represents a fundamental breakdown in the system's security architecture. When a permission check is missing, it creates a pathway for malicious actors to potentially execute unauthorized operations that could lead to complete system compromise. The lack of proper authorization validation means that legitimate system processes may be interrupted or manipulated, resulting in service unavailability that affects system reliability and user access. This vulnerability particularly affects systems where the soter service handles sensitive authentication functions, as it could potentially allow attackers to bypass authentication mechanisms or manipulate access controls. The implications align with CWE-284, which addresses improper access control issues, and could be categorized under ATT&CK technique T1068 for local privilege escalation.
Mitigation strategies for CVE-2022-47490 should focus on implementing robust permission validation mechanisms throughout the soter service codebase. Organizations should conduct comprehensive code reviews to identify all potential pathways where permission checks are missing and implement proper access control validation before executing sensitive operations. The fix should involve adding explicit permission verification routines that ensure only authorized entities can perform critical system functions. System administrators should also implement monitoring solutions to detect unusual access patterns that might indicate exploitation attempts. Regular security assessments and penetration testing should be conducted to identify similar permission-related vulnerabilities across the system infrastructure. Additionally, implementing principle of least privilege configurations and maintaining up-to-date security patches will help prevent exploitation of this and similar vulnerabilities in the broader system environment.