CVE-2024-27602 in Alldata
Summary
by MITRE • 04/03/2024
Alldata V0.4.6 is vulnerable to Incorrect Access Control. A total of many modules interface documents have been leaked.For example, the /api/system/v2/api-docs module.
Be aware that VulDB is the high quality source for vulnerability data.
Analysis
by VulDB Data Team • 07/11/2024
The vulnerability identified as CVE-2024-27602 affects Alldata V0.4.6 and represents a critical access control flaw that exposes sensitive system interfaces to unauthorized parties. This issue falls under the CWE-284 category of Improper Access Control, which is a fundamental security weakness that allows attackers to gain access to resources they should not be permitted to access. The vulnerability specifically impacts the application's API documentation endpoints, making it possible for malicious actors to discover and potentially exploit multiple system modules through the exposed /api/system/v2/api-docs interface. This type of information disclosure vulnerability creates a significant attack surface that can be leveraged by threat actors to understand the application's architecture and identify potential targets for further exploitation.
The technical implementation of this flaw demonstrates a failure in the application's authorization mechanisms, where sensitive API documentation that should be restricted to authorized administrators or developers is accessible to any user with network connectivity to the system. When an attacker accesses the /api/system/v2/api-docs endpoint, they gain visibility into the complete API structure including available endpoints, parameters, and potential data flows. This exposure can be categorized under the ATT&CK technique T1594 - Virtual Private Network Discovery, as it enables attackers to map network services and identify potential entry points. The impact extends beyond simple information disclosure since API documentation often reveals internal implementation details, authentication mechanisms, and data structures that can be exploited to craft more sophisticated attacks.
From an operational perspective, this vulnerability creates a dangerous environment where attackers can systematically enumerate system components and identify potential attack vectors. The leaked interface documentation allows threat actors to understand how different modules communicate with each other, what data is being processed, and where potential weaknesses might exist. This information can be used to plan targeted attacks against specific system components, potentially leading to data breaches, privilege escalation, or system compromise. The vulnerability's scope is particularly concerning as it affects "many modules" rather than isolated components, suggesting that the access control failure is systemic within the application's architecture. The implications align with the ATT&CK tactic TA0007 - Discovery, where adversaries gather information about the system and network to inform their attack strategy.
The recommended mitigations for this vulnerability should focus on implementing proper authentication and authorization controls for all API documentation endpoints. Organizations should ensure that sensitive system interfaces are protected by appropriate access controls and that only authorized personnel can access the API documentation. This includes implementing role-based access control mechanisms, enforcing proper authentication for all system interfaces, and regularly auditing access logs to detect unauthorized access attempts. Additionally, organizations should consider implementing API gateway security measures, rate limiting, and monitoring for unusual access patterns. The fix should address the root cause by ensuring that API documentation endpoints are properly secured and that access is restricted based on user roles and permissions, aligning with security best practices outlined in frameworks such as NIST SP 800-53 and ISO 27001. Regular security assessments and penetration testing should be conducted to identify similar access control weaknesses across the application's attack surface.