CVE-2024-8963 in CSA
Summary
by MITRE • 09/19/2024
Path Traversal in the Ivanti CSA before 4.6 Patch 519 allows a remote unauthenticated attacker to access restricted functionality.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 09/30/2024
The vulnerability identified as CVE-2024-8963 represents a critical path traversal flaw within Ivanti Connectivity Services Adapter (CSA) versions prior to 4.6 Patch 519. This security weakness enables remote attackers to bypass authentication mechanisms and gain unauthorized access to restricted system functionality. The vulnerability stems from insufficient input validation and improper handling of file paths within the application's request processing logic, creating an exploitable condition that allows adversaries to manipulate file access patterns and navigate beyond intended directories.
The technical implementation of this path traversal vulnerability occurs when the Ivanti CSA application fails to properly sanitize user-supplied input that influences file system operations. Attackers can construct malicious requests containing directory traversal sequences such as ../ or ..\ that manipulate the application's file resolution behavior. This flaw specifically affects the authentication bypass mechanism, allowing unauthenticated users to access administrative functions and sensitive system resources that should only be available to authorized personnel. The vulnerability operates at the application layer and can be exploited through HTTP requests that target the CSA's web interface or API endpoints.
From an operational impact perspective, this vulnerability poses significant risks to organizations relying on Ivanti CSA for network connectivity and device management. Remote attackers can exploit this weakness to access configuration files, system logs, and administrative interfaces without requiring valid credentials. The potential consequences include unauthorized device management, data exfiltration, system compromise, and escalation of privileges within the network infrastructure. Organizations may face regulatory compliance violations and operational disruptions if adversaries successfully exploit this vulnerability to gain unauthorized access to critical connectivity services.
Mitigation strategies for CVE-2024-8963 primarily focus on applying the vendor-supplied patches and updates. Organizations should immediately upgrade to Ivanti CSA version 4.6 Patch 519 or later to address the path traversal vulnerability. Additionally, network segmentation and firewall rules should be implemented to restrict access to the CSA application's administrative interfaces. Input validation controls should be strengthened at the application level to prevent malicious path manipulation attempts. Security monitoring should be enhanced to detect suspicious file access patterns and unauthorized access attempts. This vulnerability aligns with CWE-22 Path Traversal and maps to ATT&CK technique T1078 Valid Accounts for privilege escalation, as it enables unauthorized access through authentication bypass mechanisms. Organizations should conduct comprehensive vulnerability assessments to identify any potential exploitation attempts and implement continuous monitoring to detect anomalous behavior in their connectivity service environments.