CVE-2024-7961 in Pavilion8
Summary
by MITRE • 09/13/2024
A path traversal vulnerability exists in the Rockwell Automation affected product. If exploited, the threat actor could upload arbitrary files to the server that could result in a remote code execution.
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Analysis
by VulDB Data Team • 09/20/2024
The vulnerability identified as CVE-2024-7961 represents a critical path traversal flaw within Rockwell Automation products that fundamentally compromises the integrity of affected systems. This weakness stems from inadequate input validation mechanisms that fail to properly sanitize user-supplied data before processing file operations. The vulnerability specifically manifests in the handling of file paths where malicious actors can manipulate directory traversal sequences to access restricted filesystem locations. Such flaws typically arise from insufficient security controls in web applications and embedded systems that process user input without proper sanitization or authorization checks.
The technical exploitation of this vulnerability enables attackers to perform arbitrary file upload operations through carefully crafted requests that bypass normal file access controls. When successful, these attacks can result in full remote code execution capabilities on the targeted server, allowing threat actors to gain persistent access to the system. The path traversal mechanism exploited in this case likely involves manipulation of directory traversal sequences such as ../ or ..\ that permit access beyond intended directories. This type of vulnerability directly maps to CWE-22, which categorizes path traversal flaws as a fundamental security weakness in software applications. The attack vector typically involves sending specially crafted HTTP requests containing malicious path sequences that the application processes without proper validation, ultimately allowing unauthorized file system access.
The operational impact of CVE-2024-7961 extends far beyond simple data theft, as it provides attackers with complete control over affected Rockwell Automation systems. Organizations running vulnerable products face significant risks including unauthorized access to industrial control systems, potential disruption of critical manufacturing processes, and exposure of sensitive operational data. The remote code execution capability means that attackers can install backdoors, modify system configurations, or deploy additional malicious payloads without requiring physical access to the facilities. This vulnerability particularly affects industrial environments where Rockwell Automation products are commonly deployed for process control and automation, creating potential cascading effects throughout operational technology networks. The implications align with ATT&CK technique T1566, which covers credential harvesting and initial access methods that can lead to system compromise.
Mitigation strategies for this vulnerability require immediate implementation of input validation controls and proper file access restriction mechanisms. Organizations should deploy web application firewalls and implement strict path validation to prevent directory traversal sequences from being processed. Regular security updates and patches from Rockwell Automation should be prioritized, while network segmentation can help limit the potential damage from successful exploitation attempts. Additional protective measures include implementing least privilege access controls, monitoring file upload activities, and conducting regular vulnerability assessments targeting industrial control systems. The remediation process must also include comprehensive testing to ensure that the applied fixes do not disrupt critical industrial processes while maintaining the security posture of the overall system infrastructure.