CVE-2023-52098 in HarmonyOS
Summary
by MITRE • 01/16/2024
Denial of Service (DoS) vulnerability in the DMS module. Successful exploitation of this vulnerability will affect availability.
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Analysis
by VulDB Data Team • 10/23/2024
The CVE-2023-52098 vulnerability represents a critical denial of service weakness within the DMS module of a software system. This vulnerability specifically targets the availability aspect of the system's operational integrity, potentially allowing attackers to disrupt normal service delivery and compromise system accessibility. The DMS module typically handles data management functions, making this weakness particularly concerning for organizations that rely heavily on continuous data processing and management capabilities. The vulnerability's classification as a denial of service indicates that successful exploitation would result in the system becoming unavailable to legitimate users, effectively rendering critical services inaccessible and potentially causing significant operational disruptions. The impact extends beyond simple service interruption as it can affect business continuity and customer satisfaction, particularly in environments where system uptime is critical for operations.
The technical nature of this vulnerability stems from insufficient input validation or improper resource handling within the DMS module's processing logic. Attackers can potentially craft malicious inputs or trigger specific sequences that cause the module to consume excessive system resources, enter an infinite loop, or crash entirely. This type of vulnerability often manifests through buffer overflows, memory leaks, or unhandled exceptions that occur when the module processes unexpected or malformed data. The flaw likely exists in how the system handles certain data structures or processing workflows within the DMS component, creating a path where normal operational conditions can be disrupted through carefully constructed attack vectors. According to CWE classification, this vulnerability may map to CWE-400: Uncontrolled Resource Consumption or CWE-129: Improper Validation of Array Index, depending on the specific implementation details of the module's error handling mechanisms.
The operational impact of CVE-2023-52098 extends far beyond immediate service disruption, potentially causing cascading failures throughout interconnected systems that depend on the DMS module's functionality. Organizations utilizing affected software may experience extended downtime, loss of productivity, and potential revenue impact during exploitation periods. The vulnerability's exploitation can occur through various attack vectors including network-based inputs, file uploads, or API calls that target the DMS module directly. From an attacker's perspective, this weakness provides a relatively straightforward path to system disruption without requiring high-level privileges or specialized tools. The vulnerability aligns with ATT&CK technique T1499.004: Endpoint Denial of Service, which specifically addresses methods of causing service interruption at the endpoint level. Organizations may find their incident response teams overwhelmed during exploitation periods as they attempt to restore service while investigating the root cause.
Mitigation strategies for CVE-2023-52098 should focus on immediate patch application from vendors, followed by comprehensive input validation and resource monitoring implementations. System administrators should implement rate limiting and input sanitization measures to prevent exploitation attempts from overwhelming the DMS module. Network segmentation and access controls can help limit the attack surface by restricting unauthorized access to the vulnerable module. Regular security assessments and penetration testing should be conducted to identify similar weaknesses in other system components. The implementation of robust logging and monitoring solutions will enable rapid detection of exploitation attempts, allowing for faster incident response times. Organizations should also consider implementing automated failover mechanisms and redundant systems to minimize the impact of potential exploitation events. Additionally, maintaining updated security patches and conducting regular vulnerability assessments will help prevent similar weaknesses from emerging in other system components, aligning with industry best practices for maintaining secure software environments and reducing overall attack surface exposure.