CVE-2024-34646 in Samsung
Summary
by MITRE • 09/04/2024
Improper access control in DualDarManagerProxy prior to SMR Sep-2024 Release 1 allows local attackers to cause local permanent denial of service.
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Analysis
by VulDB Data Team • 09/06/2024
The vulnerability identified as CVE-2024-34646 represents a critical access control flaw within the DualDarManagerProxy component of a software system. This issue affects versions prior to the SMR September 2024 Release 1, indicating that the problem has been acknowledged and addressed in subsequent updates. The vulnerability specifically targets local attackers who can exploit improper access control mechanisms to execute a permanent denial of service attack against the affected system. The DualDarManagerProxy component appears to serve as a critical interface or manager for dual data access operations, making its compromise particularly damaging to system availability and operational integrity.
The technical flaw manifests through inadequate access control validation within the DualDarManagerProxy module, allowing unauthorized local entities to manipulate system resources in ways that result in permanent service disruption. This type of vulnerability falls under the broader category of improper access control as defined by CWE-284, which addresses insufficient access control mechanisms that enable unauthorized access to system resources. The flaw likely involves missing or weak authentication checks, insufficient authorization validation, or improper privilege management within the proxy component. Attackers can leverage this weakness to perform operations that permanently disable or corrupt the proxy functionality, thereby eliminating the system's ability to manage dual data access operations effectively.
The operational impact of this vulnerability extends beyond simple service interruption to encompass permanent system degradation that requires manual intervention or complete system restoration. Local attackers who exploit this flaw can render the DualDarManagerProxy inoperable, which likely affects data access capabilities, system monitoring functions, or other dependent services that rely on this proxy component. The permanent nature of the denial of service indicates that the attack may involve corrupting system files, disabling critical processes, or modifying access control configurations in a way that cannot be easily reversed through normal system operations. This vulnerability particularly threatens environments where system availability is critical and where local access is considered a trusted privilege.
Mitigation strategies for CVE-2024-34646 should prioritize immediate deployment of the SMR September 2024 Release 1 or equivalent patches that address the access control deficiencies. Organizations should conduct comprehensive vulnerability assessments to identify all instances of the affected DualDarManagerProxy component and ensure proper patch management protocols are implemented. System administrators should review and strengthen local access controls, implement additional monitoring for unauthorized access attempts, and establish incident response procedures specifically for handling permanent denial of service attacks. The vulnerability aligns with ATT&CK technique T1068 which covers local privilege escalation, and T1499 which covers network denial of service, making it a multi-faceted threat requiring comprehensive defensive measures. Additionally, implementing principle of least privilege access controls and regular security audits can help reduce the attack surface and prevent exploitation of similar access control vulnerabilities.