CVE-2023-7016 in SafeNet Authentication Client
Summary
by MITRE • 02/27/2024
A flaw in Thales SafeNet Authentication Client prior to 10.8 R10 on Windows allows an attacker to execute code at a SYSTEM level via local access.
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Analysis
by VulDB Data Team • 03/19/2024
The vulnerability identified as CVE-2023-7016 represents a critical privilege escalation flaw within Thales SafeNet Authentication Client versions prior to 10.8 R10 on Windows operating systems. This vulnerability stems from insufficient access controls and improper privilege handling within the authentication client software, creating a pathway for local attackers to elevate their execution privileges to the highest system level. The flaw specifically affects the Windows implementation of the SafeNet Authentication Client, which is widely deployed for hardware security module authentication and cryptographic operations across enterprise environments. Organizations relying on this authentication solution for securing sensitive data and access controls face significant risk from this vulnerability.
The technical exploitation mechanism of CVE-2023-7016 involves leveraging local access to manipulate the authentication client's privilege escalation processes. Attackers with local system access can craft specific inputs or manipulate system components to bypass normal access controls and execute malicious code with SYSTEM privileges. This represents a classic local privilege escalation vulnerability where the flaw exists in the software's handling of user privileges during authentication processes. The vulnerability likely stems from improper implementation of Windows security descriptors or access control lists within the client application's codebase, allowing unprivileged users to gain elevated permissions through manipulation of the authentication workflow.
The operational impact of this vulnerability extends far beyond simple privilege escalation, as SYSTEM-level access provides attackers with complete control over the affected system. This includes the ability to modify or delete critical system files, install persistent backdoors, access all user data, and potentially compromise network security. The vulnerability affects organizations that depend on Thales SafeNet Authentication Client for securing their infrastructure, potentially exposing sensitive cryptographic keys, authentication tokens, and enterprise data. The risk is particularly severe in environments where the authentication client runs with elevated privileges or where multiple users have local access to systems running the vulnerable software.
Organizations should immediately prioritize the deployment of the Thales SafeNet Authentication Client 10.8 R10 update or later versions to remediate this vulnerability. The update addresses the privilege escalation flaw through proper access control implementations and enhanced security model enforcement. System administrators should also implement additional monitoring for suspicious privilege escalation activities and ensure that local user access is properly restricted. This vulnerability aligns with CWE-276, which describes inadequate privileges and permissions, and maps to ATT&CK technique T1068, privilege escalation through local exploitation. Organizations should conduct comprehensive vulnerability assessments to identify all systems running vulnerable versions and implement layered security controls to minimize the attack surface. The remediation process should include thorough testing of the updated client in production environments to ensure compatibility with existing security infrastructure and authentication workflows.