CVE-2023-38019 in SOAR QRadar Plugin App
Summary
by MITRE • 02/02/2024
IBM SOAR QRadar Plugin App 1.0 through 5.0.3 could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system. IBM X-Force ID: 260575.
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Analysis
by VulDB Data Team • 02/24/2024
This vulnerability exists within IBM SOAR QRadar Plugin App version 1.0 through 5.0.3, representing a classic directory traversal flaw that enables remote attackers to access arbitrary files on the affected system. The vulnerability stems from insufficient input validation and sanitization of URL parameters, allowing malicious actors to exploit the application's file handling mechanisms through carefully crafted requests containing dot-dot-sequence patterns. The attack vector specifically leverages the manipulation of path traversal sequences such as /../ to navigate beyond the intended directory boundaries and access sensitive system files that should remain restricted to authorized users.
The technical implementation of this vulnerability aligns with CWE-22, which describes improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal attacks. This weakness occurs when applications fail to properly validate user-supplied input before using it in file system operations, creating opportunities for attackers to access files outside the intended directory structure. The vulnerability affects the web application's ability to properly resolve file paths, allowing attackers to bypass access controls and potentially gain unauthorized access to configuration files, log data, or other sensitive information stored on the system.
From an operational impact perspective, this vulnerability presents significant security risks to organizations utilizing affected IBM SOAR QRadar Plugin App versions, as it could enable attackers to extract sensitive data, including but not limited to system configuration details, user credentials, application logs, and potentially proprietary information. The remote nature of the attack means that threat actors can exploit this vulnerability without requiring physical access to the system or local network presence, making it particularly dangerous in environments where the application is exposed to untrusted networks. The ability to traverse directories and access arbitrary files could lead to further exploitation opportunities, including privilege escalation, data exfiltration, and potential system compromise.
The attack scenario typically involves an attacker sending a specially crafted HTTP request containing directory traversal sequences to the vulnerable application's web interface. When the application processes these requests without proper input validation, it allows the attacker to access files outside the intended directory scope, potentially leading to unauthorized data access and system reconnaissance. This vulnerability directly maps to techniques described in the MITRE ATT&CK framework under the T1083 - File and Directory Discovery tactic, where adversaries attempt to gather information about file systems and directories to identify potential targets for further exploitation.
Organizations should implement immediate mitigations including applying the latest security patches provided by IBM to address this vulnerability, implementing proper input validation and sanitization measures for all user-supplied data, and configuring web application firewalls to detect and block suspicious path traversal attempts. Network segmentation and access controls should be enforced to limit exposure of the vulnerable application to untrusted networks, while regular security monitoring and log analysis should be conducted to detect potential exploitation attempts. Additionally, organizations should consider implementing principle of least privilege access controls and regular security assessments to identify and remediate similar vulnerabilities in their application environments.