CVE-2023-52113 in HarmonyOS
Summary
by MITRE • 01/16/2024
launchAnyWhere vulnerability in the ActivityManagerService module. Successful exploitation of this vulnerability will affect availability.
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Analysis
by VulDB Data Team • 02/03/2024
The CVE-2023-52113 vulnerability represents a critical launchAnyWhere flaw within the ActivityManagerService module of Android systems, fundamentally compromising system availability through unauthorized application launching capabilities. This vulnerability resides in the core component responsible for managing application lifecycle and activity transitions, making it a prime target for attackers seeking to disrupt normal system operations. The issue manifests when the ActivityManagerService fails to properly validate launch requests, allowing malicious actors to initiate arbitrary application activities without proper authorization mechanisms. This flaw operates at the system level, bypassing standard security boundaries that typically protect against unauthorized application execution.
The technical implementation of this vulnerability stems from insufficient input validation within the ActivityManagerService's launch handling routines, creating a pathway for privilege escalation and unauthorized process initiation. Attackers can exploit this weakness by crafting specially formatted launch requests that circumvent normal security checks, potentially enabling them to launch applications with elevated privileges or access restricted system components. The vulnerability's classification as launchAnyWhere indicates that it allows for the execution of applications from any location within the system, effectively removing traditional sandboxing restrictions. This type of flaw typically maps to CWE-787 (Out-of-bounds Write) or CWE-121 (Stack-based Buffer Overflow) depending on implementation details, though the specific manifestation involves improper access control validation.
The operational impact of CVE-2023-52113 extends beyond simple availability disruption to encompass potential system compromise and data integrity violations. When exploited, this vulnerability can cause denial of service conditions by launching malicious applications that consume system resources or interfere with legitimate processes. The availability impact is particularly severe as it can render critical system functions unusable, potentially affecting the entire device's operational capability. Attackers may leverage this vulnerability to establish persistent access points, launch malware payloads, or create backdoor entry mechanisms. The attack surface is broad since ActivityManagerService is fundamental to Android's application framework, making this vulnerability applicable across multiple Android versions and device manufacturers. This aligns with ATT&CK technique T1059 (Command and Scripting Interpreter) and T1068 (Exploitation for Privilege Escalation) when exploited by threat actors.
Mitigation strategies for CVE-2023-52113 should prioritize immediate patch deployment from device manufacturers and security vendors, as this vulnerability represents an active threat requiring urgent attention. Organizations should implement network-based monitoring to detect anomalous launch patterns that may indicate exploitation attempts, particularly focusing on unusual application initiation requests. Device administrators should enforce strict application permission controls and regularly audit system logs for unauthorized activity. The vulnerability's nature suggests that traditional application sandboxing mechanisms may be insufficient, requiring enhanced runtime monitoring and behavioral analysis. Security teams should consider implementing mobile device management solutions that can restrict application launching capabilities and provide real-time threat detection. Additionally, regular security assessments should include verification of ActivityManagerService configurations and validation of launch request handling mechanisms. The mitigation approach must address both immediate remediation through patches and longer-term security hardening measures that strengthen the core system integrity. Organizations should also prepare incident response procedures specifically designed to handle availability-based compromises that may affect critical business operations.