CVE-2024-1925 in Ctcms
Summary
by MITRE • 02/27/2024
A vulnerability was found in Ctcms 2.1.2. It has been declared as critical. This vulnerability affects unknown code of the file ctcms/apps/controllers/admin/Upsys.php. The manipulation leads to unrestricted upload. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-254860.
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Analysis
by VulDB Data Team • 12/18/2024
The vulnerability identified as CVE-2024-1925 represents a critical security flaw in Ctcms version 2.1.2 that enables unrestricted file upload capabilities. This issue resides within the administrative controller file ctcms/apps/controllers/admin/Upsys.php, making it a significant concern for systems utilizing this content management framework. The vulnerability's classification as critical indicates the potential for severe impact on system integrity and security posture, particularly when considering the administrative context where the flaw exists.
The technical nature of this vulnerability stems from insufficient input validation and access control mechanisms within the file upload functionality. When an attacker can manipulate the upload process without proper restrictions, they can potentially upload malicious files such as web shells, malware, or other harmful executables to the server. This unrestricted upload capability allows for arbitrary code execution, which directly violates fundamental security principles of input validation and privilege separation. The vulnerability operates at the application layer and can be exploited through remote access points, making it particularly dangerous for publicly accessible systems.
The operational impact of this vulnerability extends beyond simple data compromise, as it provides attackers with potential persistence mechanisms and lateral movement capabilities within compromised networks. The high attack complexity and difficulty of exploitation suggest that while this vulnerability requires sophisticated techniques to exploit, it remains a viable target for determined attackers who may have already obtained public exploit code. The fact that this vulnerability has been disclosed and is publicly available increases the risk profile significantly, as it removes the element of surprise from potential attackers and provides them with working exploitation methods.
Security professionals should immediately assess their deployment of Ctcms 2.1.2 and implement comprehensive mitigations including input validation, file type restrictions, and access control measures. The vulnerability aligns with CWE-434 which specifically addresses insecure file upload vulnerabilities, and represents a clear violation of the principle of least privilege. Organizations should also consider implementing web application firewalls, monitoring for suspicious upload activities, and conducting thorough security audits of their administrative interfaces. This vulnerability demonstrates the critical importance of validating all user inputs and implementing proper access controls, particularly within administrative functions where elevated privileges are involved. The ATT&CK framework would categorize this vulnerability under T1190 - Exploit Public-Facing Application, with potential progression to T1059 - Command and Scripting Interpreter and T1078 - Valid Accounts, highlighting the multi-stage nature of exploitation that such vulnerabilities enable.
The disclosure of this vulnerability to the public ecosystem through identifier VDB-254860 indicates that security researchers have already identified and documented the flaw, making it more accessible to malicious actors. This public disclosure creates an urgent need for immediate remediation efforts, as the window of opportunity for attackers to exploit this vulnerability is expanding. System administrators should prioritize patching or implementing compensating controls while monitoring network traffic for indicators of exploitation attempts. The vulnerability's presence in an administrative controller specifically emphasizes the need for robust authentication, authorization, and audit mechanisms to prevent unauthorized access to sensitive system functions.