CVE-2022-41596 in HarmonyOS
Summary
by MITRE • 12/21/2022
The system tool has inconsistent serialization and deserialization. Successful exploitation of this vulnerability will cause unauthorized startup of components.
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Analysis
by VulDB Data Team • 04/17/2025
The vulnerability identified as CVE-2022-41596 represents a critical inconsistency in serialization and deserialization processes within a system tool that enables unauthorized component startup. This flaw exists at the core of how the system handles data exchange and processing, creating a pathway for malicious actors to manipulate serialized data structures and trigger unintended system behaviors. The vulnerability stems from improper handling of serialized objects during the deserialization phase, where the system fails to validate or sanitize input data before processing it, creating a dangerous attack surface that can be exploited to execute arbitrary code or activate system components without proper authorization.
The technical implementation of this vulnerability manifests through the system's failure to properly validate serialized data during the deserialization process, which is classified under CWE-502 as Deserialization of Untrusted Data. When the system receives serialized data from an untrusted source, it processes this data without adequate security checks, allowing attackers to craft malicious serialized objects that contain executable code or commands. This weakness is particularly dangerous because it can be exploited through various attack vectors including network-based communication, file upload mechanisms, or even local system interactions where serialized data is processed. The deserialization process becomes a critical entry point where attackers can inject malicious payloads that are then executed within the context of the vulnerable system, leading to unauthorized component activation and potential system compromise.
From an operational impact perspective, successful exploitation of CVE-2022-41596 can result in significant security breaches where attackers gain unauthorized access to system components and potentially escalate privileges within the affected environment. The unauthorized startup of components creates opportunities for persistent threats, data exfiltration, and system disruption that can affect multiple areas of the organization's infrastructure. This vulnerability aligns with ATT&CK technique T1059.007 for Command and Scripting Interpreter and T1068 for Exploitation for Privilege Escalation, as attackers can leverage the deserialization flaw to execute commands and gain elevated system privileges. The impact extends beyond immediate exploitation as compromised components may serve as footholds for further lateral movement within the network, making this vulnerability particularly dangerous in enterprise environments where interconnected systems create cascading security risks.
Organizations affected by this vulnerability should implement immediate mitigations including input validation and sanitization of all serialized data, implementing secure deserialization practices, and deploying application-level firewalls or intrusion detection systems to monitor for suspicious deserialization activities. The mitigation strategies should focus on eliminating or reducing the attack surface by restricting deserialization to trusted sources only, implementing object type restrictions, and utilizing alternative data serialization formats that are less prone to manipulation. Security teams must also conduct comprehensive vulnerability assessments to identify all system components that utilize serialization processes and ensure proper patching of affected software versions. Additionally, monitoring and logging of deserialization activities should be enhanced to detect potential exploitation attempts, while regular security testing including penetration testing and code reviews should be conducted to identify similar vulnerabilities in other system components. The remediation approach should align with security best practices outlined in industry standards such as NIST SP 800-53 and ISO 27001, ensuring that the mitigation measures provide comprehensive protection against both current and potential future exploitation attempts.