CVE-2021-32018 in AMS
Summary
by MITRE • 08/03/2021
An issue was discovered in JUMP AMS 3.6.0.04.009-2487. The JUMP SOAP API was vulnerable to arbitrary file reading due to an improper limitation of file loading on the server filesystem, aka directory traversal.
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Analysis
by VulDB Data Team • 05/30/2025
The vulnerability identified as CVE-2021-32018 affects JUMP AMS version 3.6.0.04.009-2487 and represents a critical directory traversal flaw within the SOAP API implementation. This issue stems from inadequate input validation and improper restriction of file loading operations on the server filesystem, allowing remote attackers to access arbitrary files that should otherwise remain protected. The vulnerability specifically impacts the JUMP AMS platform, which is commonly used for asset management and monitoring systems in industrial and enterprise environments, making it a significant concern for organizations relying on this software for critical infrastructure operations.
The technical exploitation of this vulnerability occurs through the SOAP API interface where insufficient sanitization of user-supplied input parameters enables attackers to manipulate file paths and traverse the server filesystem. This directory traversal vulnerability falls under CWE-22, which specifically addresses improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal attacks. Attackers can leverage this flaw by crafting malicious SOAP requests that include directory traversal sequences such as ../ or ..\ to access files outside the intended directory structure, potentially leading to unauthorized data access, system information disclosure, and privilege escalation opportunities.
The operational impact of CVE-2021-32018 extends beyond simple file reading capabilities and presents substantial risks to organizational security posture and compliance requirements. Successful exploitation could allow attackers to access sensitive configuration files, authentication credentials, system logs, and potentially proprietary data stored within the application's filesystem. This vulnerability directly impacts the confidentiality and integrity of the affected system, as it enables unauthorized access to data that should remain protected within the application's restricted environment. Organizations utilizing JUMP AMS for industrial control systems or enterprise asset management may face critical security implications, particularly when the platform handles sensitive operational data or serves as a gateway to other critical systems within their network infrastructure.
Mitigation strategies for this vulnerability should prioritize immediate patching of the affected JUMP AMS version to the latest available release that addresses the directory traversal flaw. Organizations should implement network segmentation and access controls to limit exposure of the SOAP API interface to trusted internal networks only. Additionally, input validation and sanitization measures should be strengthened at the application level to prevent malicious path traversal sequences from being processed. The implementation of web application firewalls and intrusion detection systems can provide additional layers of protection by monitoring for suspicious SOAP request patterns. Security teams should conduct comprehensive vulnerability assessments to identify any other potentially affected applications or systems within their environment and ensure proper configuration management practices are maintained to prevent similar vulnerabilities from emerging in other software components. This vulnerability aligns with ATT&CK technique T1083 (File and Directory Discovery) and T1566 (Phishing) as attackers may use this flaw to gather intelligence about the target system before launching more sophisticated attacks.