CVE-2020-12777 in iTop
Summary
by MITRE • 01/25/2023
A function in Combodo iTop contains a vulnerability of Broken Access Control, which allows unauthorized attacker to inject command and disclose system information.
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Analysis
by VulDB Data Team • 01/25/2023
The vulnerability identified as CVE-2020-12777 resides within the Combodo iTop platform, a comprehensive IT service management solution that serves as a central hub for organizations managing their IT infrastructure. This critical security flaw manifests as a broken access control vulnerability that fundamentally undermines the system's ability to enforce proper authorization mechanisms. The affected function within iTop's architecture fails to adequately validate or sanitize user inputs, creating a pathway for malicious actors to exploit the system's security controls. This particular weakness allows attackers to bypass intended access restrictions and gain unauthorized privileges within the platform's operational environment.
The technical exploitation of this vulnerability involves a specific function that processes user inputs without proper validation, enabling command injection attacks that can be leveraged to execute arbitrary code on the underlying system. When an attacker successfully exploits this flaw, they can inject malicious commands that are then processed by the vulnerable function, potentially leading to complete system compromise. The disclosure of system information represents a secondary impact where attackers can gather sensitive data about the server environment, configuration details, and internal system structures that would normally be protected from unauthorized access. This information disclosure aspect significantly amplifies the threat level as it provides attackers with valuable intelligence for further exploitation attempts.
The operational impact of CVE-2020-12777 extends beyond simple unauthorized access, as it creates a persistent threat vector that can be exploited repeatedly by attackers. Organizations utilizing Combodo iTop for critical IT service management operations face substantial risk of data breaches, system compromise, and potential disruption of business continuity. The vulnerability's nature as a broken access control issue aligns with CWE-284, which specifically addresses improper access control mechanisms in software systems. This classification indicates that the root cause involves inadequate authorization checks that allow unauthorized users to perform actions they should not be permitted to execute, representing a fundamental breakdown in the application's security architecture.
From an adversary perspective, this vulnerability provides a pathway for attackers to escalate privileges and move laterally within the network environment where iTop is deployed. The command injection capability enables attackers to execute system commands with the privileges of the application, potentially leading to full system compromise. The information disclosure aspect creates opportunities for attackers to map network topology, identify system configurations, and discover other potential vulnerabilities within the infrastructure. This vulnerability directly maps to ATT&CK technique T1059, which covers command and scripting interpreter, and T1082, which addresses system information discovery, making it a particularly dangerous flaw for threat actors to exploit. Organizations that fail to address this vulnerability face significant risk of unauthorized access to critical IT management data and potential complete system compromise.
Mitigation strategies for CVE-2020-12777 should prioritize immediate patching of the affected Combodo iTop versions, as vendors typically release security updates to address such critical flaws. Additionally, organizations should implement network segmentation to limit access to the iTop system, enforce strict input validation mechanisms, and deploy web application firewalls to detect and block malicious injection attempts. Regular security assessments and penetration testing should be conducted to identify similar vulnerabilities within the platform's architecture. The implementation of proper access control policies and regular security audits can help prevent exploitation attempts, while monitoring systems should be configured to detect unusual command execution patterns that may indicate exploitation of this vulnerability. Organizations should also consider implementing principle of least privilege access controls to minimize the potential impact if the vulnerability is successfully exploited.