CVE-2026-67687 in Ics Park
Summary
by MITRE • 08/07/2026
Insecure Permissions vulnerability in ics-park v.2.0 allows a remote attacker to escalate privileges via the /system/role/save endpoint in RoleController.java and system/user/update endpoint in UserController.java
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Analysis
by VulDB Data Team • 08/07/2026
The insecure permissions vulnerability in ics-park version 2.0 represents a critical authorization flaw that enables remote privilege escalation through two primary endpoints within the application's administrative interface. This vulnerability exists due to insufficient input validation and access control mechanisms implemented in the RoleController.java and UserController.java files, specifically at the /system/role/save and /system/user/update paths respectively. The flaw allows unauthenticated or low-privileged attackers to manipulate system permissions and user accounts remotely without proper authentication or authorization checks.
The technical implementation of this vulnerability stems from improper validation of user roles and permissions within the application's backend services. When requests are made to the /system/role/save endpoint in RoleController.java, the system fails to verify whether the requesting entity possesses sufficient privileges to modify role assignments. Similarly, the /system/user/update endpoint in UserController.java lacks proper authorization controls that would prevent unauthorized modifications to user accounts and their associated permissions. This absence of access control validation creates a pathway for attackers to elevate their privileges by crafting malicious requests that bypass normal authentication procedures.
The operational impact of this vulnerability extends beyond simple privilege escalation to encompass potential complete system compromise. An attacker exploiting this flaw could gain administrative access to the ics-park application, enabling them to modify user accounts, assign elevated permissions to malicious users, and potentially access sensitive system data. The remote nature of the attack means that adversaries do not require physical access or local network presence to exploit this vulnerability, making it particularly dangerous for industrial control systems where security is paramount. This type of vulnerability directly violates the principle of least privilege and can lead to unauthorized system modifications that may affect operational technology environments.
Security mitigation strategies should focus on implementing robust access control mechanisms throughout the application's authentication and authorization layers. The recommended approach involves adding comprehensive input validation checks and mandatory permission verification for all administrative endpoints, particularly those handling role assignments and user modifications. Organizations should implement proper session management and authentication controls to ensure that only authorized administrators can access sensitive system functions. Additionally, regular code reviews and security testing should be conducted to identify similar authorization flaws in other parts of the application, as this vulnerability likely indicates broader security implementation gaps that could affect other system components. This issue aligns with CWE-285 which addresses insufficient authorization and ATT&CK technique T1078 for valid accounts and privilege escalation through unauthorized access to administrative functions.