CVE-2024-23472 in Access Rights Manager
Summary
by MITRE • 07/17/2024
SolarWinds Access Rights Manager (ARM) is susceptible to Directory Traversal vulnerability. This vulnerability allows an authenticated user to arbitrary read and delete files in ARM.
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Analysis
by VulDB Data Team • 08/22/2024
The SolarWinds Access Rights Manager (ARM) vulnerability identified as CVE-2024-23472 represents a critical directory traversal flaw that undermines the security posture of enterprise access management systems. This vulnerability exists within the ARM platform's file handling mechanisms, where proper input validation and path sanitization are insufficient to prevent malicious file operations. The flaw specifically affects the system's ability to properly validate user-supplied file paths, allowing authenticated attackers to manipulate directory traversal sequences that bypass normal access controls and execute unauthorized file operations.
The technical nature of this vulnerability aligns with CWE-22, which defines improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal. Attackers can exploit this weakness by crafting malicious requests that include directory traversal sequences such as "../" or "..\", enabling them to navigate beyond the intended directory structure and access files outside of their designated scope. The authenticated nature of the vulnerability means that an attacker must first establish valid credentials, but once authenticated, they can leverage this flaw to perform arbitrary read and delete operations on system files. This capability extends beyond simple information disclosure to include destructive file deletion operations that could compromise system integrity and availability.
The operational impact of this vulnerability is severe for organizations relying on SolarWinds ARM for access control management. The ability to read arbitrary files exposes sensitive configuration data, user credentials, and system information that could be leveraged for further attacks. The deletion capability presents additional risks including potential data loss, system disruption, and the ability to remove critical system files that maintain access control functions. Organizations may experience unauthorized access to privileged accounts, disruption of access control services, and potential compromise of their entire access management infrastructure. The vulnerability affects the principle of least privilege by allowing authenticated users to escalate their privileges through file system manipulation, undermining the core security model of the system.
Mitigation strategies should focus on implementing comprehensive input validation and path sanitization measures within the ARM platform. Organizations should immediately apply the vendor-provided security patches and updates to address the directory traversal vulnerability. Network segmentation and access control measures should be strengthened to limit the blast radius of potential exploitation. Security monitoring should be enhanced to detect anomalous file access patterns and directory traversal attempts. The implementation of web application firewalls and security controls that can detect and block malicious path traversal sequences provides additional layers of protection. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in the system. Organizations should also implement principle of least privilege controls, ensuring that authenticated users have only the minimum necessary permissions to perform their required functions, thereby reducing the potential impact of credential compromise. This vulnerability demonstrates the critical importance of proper input validation in security-critical applications and highlights the need for comprehensive security testing throughout the software development lifecycle to prevent such path traversal flaws from reaching production environments.