CVE-2023-32528 in Mobile Security for Enterprise
Summary
by MITRE • 06/27/2023
Trend Micro Mobile Security (Enterprise) 9.8 SP5 contains vulnerable .php files that could allow a remote attacker to execute arbitrary code on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. This is similar to, but not identical to CVE-2023-32527.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 07/15/2023
The vulnerability identified as CVE-2023-32528 affects Trend Micro Mobile Security Enterprise version 9.8 SP5, representing a critical remote code execution flaw within the software's web interface components. This vulnerability exists within specific php files that form part of the mobile security platform's administrative web application, creating an attack vector that could enable remote adversaries to gain full system control. The flaw demonstrates characteristics consistent with CWE-94, which describes the execution of code during the parsing of untrusted data, specifically in the context of web application vulnerabilities. The attack requires initial access to execute low-privileged code on the target system, making it a chained vulnerability that builds upon existing compromise vectors.
The technical implementation of this vulnerability stems from inadequate input validation and sanitization within the affected php files, allowing malicious data to be processed as executable code. This type of vulnerability typically manifests when user-supplied parameters are directly incorporated into server-side execution contexts without proper security controls. The affected Trend Micro Mobile Security platform operates as an enterprise-grade mobile device management solution, providing security policies, device monitoring, and administrative controls for mobile environments. When exploited, the vulnerability could enable attackers to execute arbitrary commands with the privileges of the web application server, potentially leading to complete system compromise. The nature of this vulnerability aligns with ATT&CK technique T1059.007, which covers the execution of commands through web shells and other web-based attack vectors.
The operational impact of CVE-2023-32528 extends beyond simple code execution, as it provides attackers with persistent access to enterprise mobile device management infrastructure. Organizations utilizing Trend Micro Mobile Security Enterprise face significant risk when this vulnerability remains unpatched, as it could enable attackers to manipulate mobile device policies, access sensitive data, and potentially expand their foothold within the enterprise network. The vulnerability's similarity to CVE-2023-32527 indicates a broader pattern of weaknesses within the software's web application framework, suggesting that additional vulnerabilities may exist within the same codebase. Attackers typically leverage such vulnerabilities to establish persistence mechanisms, create backdoors, or use the compromised system as a launching point for further attacks against connected devices and network infrastructure.
Mitigation strategies for this vulnerability require immediate patching of the Trend Micro Mobile Security Enterprise software to the latest available version that addresses the identified php file vulnerabilities. Organizations should implement network segmentation and access controls to limit exposure of the affected web interfaces to trusted networks only. Security monitoring should focus on unusual web application requests, unauthorized access attempts, and anomalous command execution patterns within the mobile security infrastructure. The vulnerability's requirement for initial low-privileged code execution means that organizations should strengthen their overall security posture through proper access controls, regular security assessments, and endpoint protection measures. Additionally, implementing web application firewalls and input validation controls can provide additional layers of protection against exploitation attempts, while following ATT&CK framework guidance for threat hunting and detection can help identify potential exploitation activities.