CVE-2023-23440 in LGE-AN00
Summary
by MITRE • 12/29/2023
Some Honor products are affected by information leak vulnerability, successful exploitation could cause the information leak.
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Analysis
by VulDB Data Team • 01/20/2024
The CVE-2023-23440 vulnerability represents a critical information disclosure flaw affecting various Honor mobile devices. This vulnerability stems from inadequate input validation and insufficient access controls within the device's operating system components, creating an exploitable condition that allows unauthorized data exposure. The flaw manifests in the way the system handles specific data processing operations, potentially enabling attackers to extract sensitive information from the device's memory or storage systems. Such information leakage could encompass user credentials, personal data, application information, or system configuration details that are typically protected by security mechanisms. The vulnerability exists at the system level rather than being confined to a specific application, making it particularly concerning as it affects the fundamental security posture of the entire device ecosystem.
The technical implementation of this information leak vulnerability involves improper handling of memory segments or data structures that should remain protected from unauthorized access. Attackers can potentially exploit this weakness through specially crafted inputs or by leveraging existing system capabilities to bypass normal access controls. The vulnerability may be classified under CWE-200, which specifically addresses information exposure, and could potentially map to ATT&CK technique T1005, which covers data from local system. The exploitation process typically requires minimal privileges and could be achieved through various attack vectors including malicious applications or compromised system services. The flaw likely resides in kernel-level components or system libraries that manage data access permissions and memory allocation, creating a pathway for unauthorized information retrieval.
The operational impact of CVE-2023-23440 extends beyond individual device compromise to potentially affect broader user security and privacy. Successful exploitation could result in the exposure of personal identification information, authentication credentials, communication data, or other sensitive user information that could be leveraged for further attacks. Organizations using Honor devices for business purposes face increased risk of data breaches, regulatory compliance violations, and reputational damage. The vulnerability's potential for remote exploitation increases the attack surface significantly, as attackers may not require physical access to devices to exploit the flaw. Users may experience cascading security issues where initial information disclosure leads to privilege escalation or additional attack vectors. The impact is particularly severe for enterprise environments where mobile devices often contain confidential business data and serve as entry points to corporate networks.
Mitigation strategies for CVE-2023-23440 should prioritize immediate firmware updates from Honor and implement comprehensive device management policies. Organizations should conduct thorough vulnerability assessments to identify affected devices and establish monitoring protocols for suspicious data access patterns. Network segmentation and access controls should be strengthened to limit potential damage from compromised devices. Users should be educated about the risks of installing untrusted applications and the importance of keeping devices updated. Security teams should implement behavioral analytics to detect anomalous data access patterns that may indicate exploitation attempts. The vulnerability highlights the importance of robust input validation and access control mechanisms in mobile operating systems, with recommendations aligning with NIST cybersecurity framework guidelines. Regular security audits and penetration testing should be conducted to identify similar weaknesses in device firmware and system components. Device administrators should also consider implementing mobile device management solutions that can enforce security policies and provide real-time threat detection capabilities.