CVE-2017-2595 in JBoss Enterprise
Summary
by MITRE
It was found that the log file viewer in Red Hat JBoss Enterprise Application 6 and 7 allows arbitrary file read to authenticated user via path traversal.
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Analysis
by VulDB Data Team • 04/27/2023
The vulnerability identified as CVE-2017-2595 resides within the log file viewer component of Red Hat JBoss Enterprise Application Platform versions 6 and 7. This critical security flaw stems from inadequate input validation mechanisms that fail to properly sanitize user-supplied data before processing file system requests. The vulnerability manifests when authenticated users submit maliciously crafted file paths through the log viewer interface, enabling them to traverse the file system and access files outside the intended directory boundaries.
This path traversal vulnerability represents a classic security weakness that falls under the Common Weakness Enumeration category CWE-22, which specifically addresses Improper Limitation of a Pathname to a Restricted Directory. The flaw allows attackers to bypass normal access controls and potentially read sensitive system files, configuration data, or application logs that should remain protected. The vulnerability is particularly concerning because it requires only authentication to exploit, meaning that any user with valid credentials can leverage this weakness to gain unauthorized access to the underlying file system.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with potential access to critical system resources including application configuration files, database connection details, and other sensitive data that could be used for further exploitation. Attackers could potentially access log files containing session tokens, user credentials, or other valuable information that could facilitate privilege escalation or lateral movement within the affected environment. The vulnerability affects both JBoss EAP 6 and 7 versions, indicating a widespread impact across multiple generations of the platform.
From an adversary perspective, this vulnerability aligns with the MITRE ATT&CK framework's technique T1083, which covers File and Directory Discovery, and T1005, which addresses Data from Local System. The attack chain typically begins with authentication followed by path traversal exploitation, potentially leading to information gathering and privilege escalation. Organizations should consider implementing network segmentation and access controls to limit the impact of such vulnerabilities. The recommended mitigations include applying the vendor-provided security patches, implementing proper input validation, and restricting file system access for the log viewer component. Additionally, organizations should conduct regular security assessments and implement monitoring solutions to detect anomalous file access patterns that might indicate exploitation attempts.