CVE-2023-29923 in PowerJob
Summary
by MITRE • 04/19/2023
PowerJob V4.3.1 is vulnerable to Insecure Permissions. via the list job interface.
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Analysis
by VulDB Data Team • 05/14/2023
PowerJob version 4.3.1 contains a critical insecure permissions vulnerability that allows unauthorized users to enumerate and access job information through the list job interface. This flaw represents a direct violation of the principle of least privilege and demonstrates inadequate access control mechanisms within the application's authentication and authorization framework. The vulnerability stems from improper validation of user permissions when accessing the job listing endpoint, enabling any authenticated user to retrieve comprehensive information about all jobs within the system regardless of their actual role or privileges. This exposure creates a significant information disclosure risk that can be leveraged by malicious actors to gain insights into the organization's operational structure, job dependencies, and system architecture. The vulnerability aligns with CWE-284 which addresses improper access control, specifically focusing on inadequate permission checks and insufficient authorization validation. From an operational perspective, this vulnerability undermines the security posture of organizations relying on PowerJob for task scheduling and execution, as it provides attackers with detailed intelligence that could facilitate more sophisticated attacks targeting specific job configurations or system weaknesses. The impact extends beyond simple information disclosure, as it enables privilege escalation attempts and can serve as a reconnaissance tool for attackers planning further exploitation activities.
The technical implementation of this vulnerability occurs at the application layer where the list job interface fails to properly validate whether the requesting user has adequate permissions to view the requested job information. This weakness creates an access control bypass scenario where the system does not adequately enforce role-based access controls or attribute-based access controls, allowing unauthorized information access. The vulnerability can be exploited through standard network reconnaissance techniques and does not require complex attack vectors or privileged access to the system itself. Attackers can leverage this flaw to map out the complete job landscape within the PowerJob environment, potentially identifying critical processes, sensitive data handling operations, or system dependencies that could be targeted in subsequent attacks. The flaw also aligns with several ATT&CK tactics including TA0007 Discovery and TA0006 Credential Access, as it enables adversaries to gather system information and potentially identify credentials or access patterns within the job configurations. Organizations using PowerJob V4.3.1 are particularly vulnerable since the flaw affects the core functionality of the system's job management interface, making it difficult to identify and remediate without comprehensive system reevaluation.
Effective mitigation strategies for this vulnerability require immediate implementation of proper access control enforcement within the PowerJob application. System administrators should ensure that all job listing interfaces properly validate user permissions and implement role-based access controls that restrict job information access to authorized personnel only. The fix should involve comprehensive authentication validation that checks user roles and privileges before granting access to job data, implementing proper authorization checks at the application layer. Organizations should also consider implementing network segmentation and access controls to limit exposure of the PowerJob interface to trusted networks only. Regular security audits and penetration testing should be conducted to identify similar access control vulnerabilities within the system. Additionally, implementing logging and monitoring of job access attempts can help detect potential exploitation attempts and provide forensic evidence for security investigations. The remediation process should include updating to a patched version of PowerJob if available, or implementing compensating controls that enforce proper access validation until a formal security update can be deployed. Security teams should also review and update their incident response procedures to account for potential information disclosure scenarios that could arise from this vulnerability, ensuring that any detected exploitation attempts are properly documented and addressed according to established security protocols.