CVE-2024-5043 in Emlog Pro
Summary
by MITRE • 05/17/2024
A vulnerability was found in Emlog Pro 2.3.4 and classified as critical. Affected by this issue is some unknown functionality of the file admin/setting.php. The manipulation leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-264740. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 03/05/2025
The vulnerability identified as CVE-2024-5043 represents a critical security flaw in Emlog Pro version 2.3.4 that specifically affects the administrative settings component. This issue resides within the admin/setting.php file and constitutes a severe unrestricted file upload vulnerability that allows attackers to bypass normal security controls and execute malicious code on the target system. The vulnerability's classification as critical indicates the potential for significant damage and unauthorized access to the affected platform, making it a high-priority concern for system administrators and security professionals.
The technical nature of this flaw stems from inadequate input validation and file upload restrictions within the administrative interface. When an attacker exploits this vulnerability, they can upload malicious files without proper authorization, potentially including web shells, malware, or other harmful executables. This unrestricted upload capability directly violates fundamental security principles and creates an attack vector that enables remote code execution. The vulnerability's exploitability is further exacerbated by the fact that it can be launched remotely without requiring local system access, making it particularly dangerous for web applications that are publicly accessible.
The operational impact of CVE-2024-5043 extends beyond simple data compromise to include complete system takeover potential. Attackers who successfully exploit this vulnerability can establish persistent access to the web server, potentially leading to data theft, service disruption, or use of the compromised system as a launch point for further attacks within the network. The fact that this vulnerability has been publicly disclosed and is known to be exploitable increases the risk profile significantly, as it provides threat actors with readily available attack methods. Organizations running affected versions of Emlog Pro face immediate risk of compromise and should prioritize remediation efforts.
The security implications of this vulnerability align with CWE-434, which specifically addresses "Unrestricted Upload of File with Dangerous Type," a well-documented weakness that enables attackers to upload malicious files to web applications. From an adversarial perspective, this vulnerability maps to multiple ATT&CK techniques including T1190 for exploit public-facing application and T1059 for command and scripting interpreter, as attackers can execute commands through uploaded malicious files. The lack of vendor response to early disclosure attempts compounds the risk, leaving affected organizations without official patches or mitigation guidance during a critical period when threats are actively exploiting this weakness. Organizations should implement immediate compensating controls such as network segmentation, web application firewalls, and monitoring for suspicious file upload activities while awaiting official patches to address this vulnerability.