CVE-2024-43322 in Zephyr Project Manager Plugin
Summary
by MITRE • 08/19/2024
Authorization Bypass Through User-Controlled Key vulnerability in Dylan James Zephyr Project Manager.This issue affects Zephyr Project Manager: from n/a through 3.3.100.
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Analysis
by VulDB Data Team • 08/19/2024
The CVE-2024-43322 vulnerability represents a critical authorization bypass flaw within the Dylan James Zephyr Project Manager software ecosystem. This vulnerability stems from improper handling of user-controlled keys that can be manipulated to gain unauthorized access to protected resources and functionality. The affected version range spans from the initial release through version 3.3.100, indicating this weakness has persisted across multiple iterations of the software. The vulnerability manifests when the application fails to properly validate or sanitize user inputs that serve as keys for authorization decisions, creating a pathway for malicious actors to circumvent intended access controls.
The technical implementation of this vulnerability involves the application's reliance on user-provided keys for determining authorization levels without adequate validation mechanisms. When users can supply arbitrary key values that influence access decisions, the system becomes susceptible to manipulation through crafted inputs that bypass normal authentication and authorization checks. This type of flaw commonly occurs in applications that implement custom access control mechanisms rather than leveraging established security frameworks. The vulnerability can be classified under CWE-285 which specifically addresses improper authorization scenarios, and aligns with ATT&CK technique T1078.101 for valid accounts and T1531 for bypassing security controls. The core issue typically involves insufficient input validation, lack of proper key sanitization, or inadequate access control decision-making processes that rely on user-controllable data elements.
The operational impact of this vulnerability extends beyond simple unauthorized access, potentially enabling attackers to execute privileged operations, modify critical project data, or access sensitive information within the Zephyr Project Manager environment. Attackers could leverage this weakness to escalate their privileges, access confidential project details, or manipulate project timelines and resource allocations. The vulnerability particularly affects organizations that rely on the Zephyr Project Manager for critical project management functions, where unauthorized access could result in significant business disruption, data breaches, or compliance violations. The consequences can be amplified in environments where multiple users share the system, as a single compromised key could potentially affect multiple users or projects. Organizations may face regulatory scrutiny and potential legal ramifications if sensitive project information is exposed due to this authorization bypass.
Mitigation strategies for CVE-2024-43322 should focus on implementing robust input validation and sanitization mechanisms for all user-controlled keys used in authorization decisions. Security patches should enforce strict validation of key formats, lengths, and content to prevent malicious manipulation of authorization parameters. Organizations should consider implementing principle of least privilege access controls, ensuring that user keys cannot be used to escalate privileges beyond their intended scope. The remediation process should include comprehensive code reviews to identify all instances where user-provided keys influence access decisions, followed by the implementation of proper authorization frameworks that do not rely on potentially manipulable user inputs. Additionally, organizations should consider implementing logging and monitoring for suspicious key usage patterns that could indicate exploitation attempts. The fix should align with security best practices outlined in NIST SP 800-53 and ISO/IEC 27001 standards for access control management, ensuring that authorization decisions are made through secure, validated mechanisms that cannot be bypassed through user-controllable inputs.