CVE-2024-57955 in HarmonyOS
Summary
by MITRE • 02/06/2025
Arbitrary write vulnerability in the Gallery module Impact: Successful exploitation of this vulnerability may affect service confidentiality.
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Analysis
by VulDB Data Team • 09/18/2025
The CVE-2024-57955 vulnerability represents a critical arbitrary write flaw within the Gallery module of a software system, presenting significant security risks to organizations that rely on this functionality. This type of vulnerability typically arises when an application fails to properly validate or sanitize user input before processing it within memory or storage operations, creating opportunities for attackers to manipulate system state through crafted inputs. The Gallery module, commonly used for media management and display, becomes a potential attack vector when it processes external data without adequate access controls or data validation mechanisms.
The technical nature of this arbitrary write vulnerability places it within the scope of CWE-79: Improper Neutralization of Input During Web Page Generation, which encompasses various forms of input manipulation that can lead to unauthorized data modification. When an attacker successfully exploits this flaw, they can potentially write data to arbitrary memory locations or file system paths, bypassing normal access controls and authorization checks. This capability directly threatens the confidentiality of services by enabling unauthorized modifications to critical system components, configuration files, or user data that the Gallery module manages.
From an operational standpoint, the impact extends beyond simple data corruption as attackers can leverage this vulnerability to establish persistent access, modify system behavior, or exfiltrate sensitive information. The service confidentiality implications are particularly concerning because the Gallery module often handles user-generated content, media files, and potentially sensitive metadata that could be accessed or altered by unauthorized parties. Attackers might exploit this vulnerability to inject malicious content, modify existing media files, or manipulate the gallery's internal state to hide their activities or create backdoors for future access.
The exploitation of this vulnerability aligns with several ATT&CK techniques including T1059.001 Command and Scripting Interpreter and T1566.001 Phishing, as attackers may use the arbitrary write capability to execute malicious code or manipulate system files. Organizations should implement comprehensive mitigations including strict input validation, access control enforcement, and regular security assessments of their Gallery modules. Additionally, the principle of least privilege should be enforced to limit the potential damage from successful exploitation, while regular updates and patch management procedures should be prioritized to address known vulnerabilities. The vulnerability underscores the importance of secure coding practices and input sanitization, particularly for modules that handle external data processing and user interaction within web applications.
The broader implications of CVE-2024-57955 highlight the ongoing challenges in securing media management systems where user input can directly influence system behavior. Organizations must recognize that vulnerabilities in seemingly benign modules like Gallery can serve as entry points for more extensive attacks, making comprehensive security testing and monitoring essential components of their overall security posture. The arbitrary write nature of this vulnerability particularly emphasizes the need for robust memory safety mechanisms and proper validation of all data flows within application modules.