CVE-2023-30925 in SC9863A
Summary
by MITRE • 07/12/2023
In opm service, there is a missing permission check. This could lead to local information disclosure with no additional execution privileges needed.
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Analysis
by VulDB Data Team • 07/30/2023
The vulnerability identified as CVE-2023-30925 affects the opm service where a critical missing permission check has been discovered. This flaw exists within the operational management framework where proper access controls are not adequately enforced, allowing unauthorized local entities to access sensitive information without requiring additional execution privileges. The vulnerability represents a significant security gap that undermines the principle of least privilege and could enable information disclosure attacks from within the system boundary.
The technical implementation of this vulnerability stems from inadequate authorization mechanisms within the opm service component. When legitimate system processes or users interact with the service, the system fails to validate whether the requesting entity has appropriate permissions to access specific resources or data. This missing permission validation creates an attack surface where local users can potentially extract confidential information through direct access methods. The vulnerability is classified under CWE-284 which specifically addresses improper access control issues, where the system fails to properly enforce access restrictions for resources and data.
From an operational impact perspective, this vulnerability allows for local information disclosure without requiring any additional execution privileges, making it particularly concerning for environments where multiple users or processes share the same system. The lack of additional privilege requirements means that even standard user accounts or processes with minimal system access could potentially exploit this weakness. This scenario creates a significant risk for organizations where system integrity is paramount, as it enables unauthorized data exposure through a mechanism that should have been protected by proper access controls.
The exploitation of this vulnerability aligns with ATT&CK technique T1005 which focuses on data from local system. Attackers could leverage this weakness to extract sensitive configuration data, system information, or other confidential resources that should remain protected. The low barrier to exploitation makes this particularly dangerous in environments where system monitoring might not detect unusual access patterns, as the attack could occur through legitimate system operations. Organizations should consider implementing comprehensive access control reviews and audit mechanisms to detect and prevent such unauthorized information disclosure scenarios.
Mitigation strategies should focus on implementing proper permission validation throughout the opm service components, ensuring that all access requests are properly authenticated and authorized before granting access to sensitive resources. System administrators should conduct thorough access control reviews to identify and remediate similar permission gaps across other service components. Regular security audits and privilege assessments should be implemented to prevent future occurrences of this type of vulnerability. Additionally, organizations should consider implementing monitoring solutions that can detect anomalous access patterns to sensitive system resources, providing visibility into potential exploitation attempts.