CVE-2023-1692 in EMUI
Summary
by MITRE • 05/20/2023
The window management module lacks permission verification.Successful exploitation of this vulnerability may affect confidentiality.
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Analysis
by VulDB Data Team • 01/21/2025
The vulnerability identified as CVE-2023-1692 resides within the window management module of a system, representing a critical security flaw that undermines the integrity of access controls. This weakness manifests as the absence of proper permission verification mechanisms, allowing unauthorized entities to potentially manipulate or access window management functionalities without appropriate authorization. The window management module typically controls how graphical user interfaces are organized, displayed, and managed across operating systems and applications, making it a prime target for attackers seeking to gain elevated privileges or disrupt normal system operations. The lack of permission checks creates a pathway for malicious actors to bypass established security boundaries and potentially access sensitive information or system resources that should be restricted to authorized users only.
The technical implementation of this vulnerability stems from insufficient validation of user permissions within the window management subsystem. When applications or users attempt to perform operations such as creating, modifying, or accessing window properties, the system fails to verify whether the requesting entity possesses the necessary privileges to execute these actions. This flaw aligns with CWE-284, which specifically addresses inadequate access control mechanisms in software systems. The vulnerability operates at a fundamental level where the security model assumes that all entities interacting with the window management module have appropriate authorization, creating a dangerous assumption that can be easily exploited by attackers who may have gained limited access to the system through other means.
The operational impact of CVE-2023-1692 extends beyond simple permission bypasses, potentially compromising the confidentiality of sensitive data within the system. Attackers who successfully exploit this vulnerability may gain access to window properties, application data, or system resources that are normally protected from unauthorized access. This could enable information disclosure attacks where confidential information displayed within windows or stored in window-related data structures becomes accessible to malicious parties. The vulnerability particularly affects systems where window management interfaces are used to display sensitive information, such as financial data, personal identification details, or proprietary business information. From an adversarial perspective, this weakness provides a potential entry point for attackers to escalate privileges or establish persistent access within the system, as window management interfaces often have elevated privileges and access to underlying system resources.
The exploitation of this vulnerability typically follows patterns consistent with the attack techniques described in the MITRE ATT&CK framework, particularly within the privilege escalation and defense evasion domains. Adversaries may leverage this weakness as part of a broader attack chain, using it to establish a foothold within the system before pursuing more sophisticated attacks. The vulnerability's impact is amplified when combined with other weaknesses, as attackers can use window management manipulation to hide malicious activities or gain deeper system access. Organizations should consider this vulnerability as part of their comprehensive security posture assessment, particularly in environments where multiple users interact with shared systems or where sensitive data is processed through graphical interfaces. The risk is particularly elevated in enterprise environments where window management systems interface with critical business applications and data repositories, making the confidentiality of information processed through these interfaces a primary concern for security professionals.
Mitigation strategies for CVE-2023-1692 should focus on implementing robust permission verification mechanisms within the window management module. System administrators should ensure that all window management operations include proper authentication and authorization checks before executing any privileged actions. This includes implementing access control lists, role-based permissions, and comprehensive audit logging of window management activities. The vulnerability can be addressed through code-level fixes that enforce strict permission validation before any window management operations are executed, ensuring that only authorized entities can access or modify window properties and related system resources. Additionally, organizations should conduct regular security assessments of their window management systems and implement network segmentation to limit the potential impact of successful exploitation attempts. Security monitoring solutions should be configured to detect anomalous window management activities that could indicate exploitation attempts, providing early warning capabilities for security teams to respond to potential threats.