CVE-2023-6907 in Stupid Simple CMS
Summary
by MITRE • 12/18/2023
A vulnerability has been found in codelyfe Stupid Simple CMS up to 1.2.4 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /file-manager/delete.php of the component Deletion Interface. The manipulation of the argument file leads to improper authentication. The exploit has been disclosed to the public and may be used. The identifier VDB-248269 was assigned to this vulnerability.
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Analysis
by VulDB Data Team • 01/12/2024
The vulnerability identified as CVE-2023-6907 represents a critical security flaw in codelyfe Stupid Simple CMS version 1.2.4 and earlier, specifically targeting the file manager deletion interface. This vulnerability resides within the /file-manager/delete.php component where improper authentication mechanisms allow unauthorized access to file deletion functionality. The flaw manifests when an attacker manipulates the file argument parameter, bypassing legitimate authentication checks that should normally validate user privileges before permitting file deletion operations. The vulnerability's classification as critical indicates severe potential impact on system integrity and data security, particularly given that the exploit has been publicly disclosed and is actively available for use by malicious actors.
The technical implementation of this vulnerability stems from inadequate input validation and authentication controls within the CMS's file management subsystem. When the file argument parameter is manipulated, the application fails to properly verify user credentials or authorization levels, creating an authentication bypass condition that allows arbitrary file deletion operations. This represents a direct violation of proper access control mechanisms and demonstrates a fundamental flaw in the application's security architecture. The vulnerability operates at the application layer and specifically targets the deletion interface functionality, making it particularly dangerous as it enables attackers to remove critical system files or user data without proper authorization.
From an operational perspective, this vulnerability poses significant risks to organizations utilizing the affected CMS version. Attackers can exploit this flaw to delete crucial files, potentially leading to complete system compromise or data loss. The public availability of the exploit means that threat actors can immediately leverage this weakness without requiring advanced technical skills or custom development. The impact extends beyond simple file deletion to include potential system instability, data corruption, and service disruption that could affect business operations and user confidence. Organizations running this vulnerable software are exposed to immediate threats of unauthorized access and potential complete system compromise.
Security mitigations for this vulnerability should prioritize immediate software updates to the latest available version of codelyfe Stupid Simple CMS where the flaw has been addressed. Organizations should implement network segmentation and access controls to limit exposure of the affected components, while also monitoring for unauthorized file deletion activities. The vulnerability aligns with CWE-287 which addresses improper authentication issues, and represents a clear violation of the principle of least privilege as outlined in cybersecurity frameworks. Additionally, this vulnerability maps to ATT&CK technique T1078 for valid accounts and T1486 for data encryption for ransomware, as unauthorized deletion can lead to data loss and potential ransomware exploitation. Organizations should also implement automated patch management processes to ensure timely remediation of similar vulnerabilities and establish comprehensive monitoring for anomalous file deletion activities in their systems.