CVE-2023-4434 in inure
Summary
by MITRE • 08/20/2023
Missing Authorization in GitHub repository hamza417/inure prior to build88.
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Analysis
by VulDB Data Team • 05/25/2026
The vulnerability in the GitHub repository hamza417/inure prior to build88 represents a critical authorization flaw that undermines the security posture of the application. This issue falls under the category of insufficient authorization controls, which is classified as CWE-285 in the Common Weakness Enumeration catalog. The missing authorization check indicates that the application fails to properly verify whether authenticated users have the necessary permissions to access specific resources or perform certain operations. Such a vulnerability creates an attack surface where unauthorized individuals could potentially access restricted functionality or data without proper authentication.
The technical implementation of this authorization flaw likely occurs within the application's access control mechanisms where user permissions are not adequately validated before granting access to sensitive operations. This could manifest as missing permission checks in API endpoints, insufficient role-based access control implementations, or flawed session management that allows privilege escalation. The vulnerability exists specifically in versions prior to build88, suggesting that a fix was implemented in later releases but the earlier versions contained the authorization gap. Attackers could exploit this weakness to gain unauthorized access to administrative functions, sensitive data, or system resources that should only be accessible to authorized personnel.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it can enable a range of malicious activities that compromise the integrity and confidentiality of the system. An attacker who successfully exploits this authorization flaw could potentially perform administrative actions, modify or delete critical data, access confidential information, or even escalate their privileges to gain full system control. This vulnerability directly aligns with ATT&CK technique T1078 which covers valid accounts and privilege escalation. The consequences could be severe for organizations relying on this application, potentially leading to data breaches, regulatory violations, and significant financial losses.
Organizations should immediately implement mitigations including updating to build88 or later versions where the authorization flaw has been addressed. Additionally, comprehensive access control reviews should be conducted to ensure that all application components properly validate user permissions before executing sensitive operations. Security testing should include authorization testing to identify similar gaps in other parts of the application. The fix likely involves implementing proper permission checks, strengthening session management, and ensuring that all API endpoints validate user roles and privileges. Organizations should also consider implementing additional monitoring and logging to detect unauthorized access attempts and maintain audit trails for security investigations.