CVE-2021-36232 in MIK.starlight
Summary
by MITRE • 09/01/2021
Improper Authorization in multiple functions in MIK.starlight 7.9.5.24363 allows an authenticated attacker to escalate privileges.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 09/04/2021
The vulnerability identified as CVE-2021-36232 represents a critical authorization flaw within the MIK.starlight software version 7.9.5.24363. This issue stems from improper access control mechanisms that fail to adequately validate user permissions across multiple functions within the application. The flaw specifically allows authenticated users to escalate their privileges, effectively bypassing intended security boundaries that should prevent unauthorized access to administrative or elevated functionality. Such vulnerabilities are particularly dangerous because they exploit the trust placed in authenticated sessions, enabling attackers who already possess legitimate credentials to gain unauthorized access to higher-privilege operations.
The technical implementation of this vulnerability manifests through insufficient authorization checks in the application's core functions. When users authenticate to the system, the software should enforce strict role-based access controls that prevent users from performing actions beyond their assigned permissions. However, in this case, the authorization logic fails to properly validate user privileges before executing sensitive operations. This weakness can be exploited through various attack vectors including direct API manipulation, parameter tampering, or session manipulation techniques that allow an authenticated user to request elevated privileges or access administrative functions that should only be available to authorized administrators. The vulnerability operates at the application layer and can potentially affect the entire system's integrity and confidentiality.
The operational impact of CVE-2021-36232 extends beyond simple privilege escalation, creating a cascading security risk that can compromise the entire system. An attacker who successfully exploits this vulnerability can gain access to sensitive data, modify system configurations, create or delete user accounts, and potentially escalate to full administrative control. This type of flaw directly violates the principle of least privilege and can lead to unauthorized data access, system compromise, and potential lateral movement within network environments where the affected software is deployed. The vulnerability affects organizations that rely on MIK.starlight for critical operations, potentially exposing them to data breaches, regulatory compliance violations, and significant operational disruption.
Security professionals should treat this vulnerability as a high-priority issue requiring immediate remediation. Organizations should implement comprehensive access control reviews and ensure that all authorization checks are properly enforced throughout the application's functionality. The mitigation strategy should include applying the vendor's official patch or update as soon as available, implementing additional monitoring for suspicious privilege escalation attempts, and conducting thorough security assessments of similar applications within the environment. This vulnerability aligns with CWE-285, which addresses improper authorization issues, and could potentially be leveraged by attackers following techniques described in the MITRE ATT&CK framework under privilege escalation tactics. Regular security testing including penetration testing and code reviews should be conducted to identify and remediate similar authorization flaws that may exist in other components of the system infrastructure.