CVE-2020-12781 in iTop
Summary
by MITRE • 01/25/2023
Combodo iTop contains a cross-site request forgery (CSRF) vulnerability, attackers can execute specific commands via malicious site request forgery.
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Analysis
by VulDB Data Team • 01/25/2023
The CVE-2020-12781 vulnerability represents a critical cross-site request forgery flaw within the Combodo iTop IT service management platform. This vulnerability exists in the web application's authentication and authorization mechanisms, allowing malicious actors to perform unauthorized actions on behalf of authenticated users. The flaw specifically affects the platform's handling of state-changing requests, where legitimate user sessions can be exploited through crafted malicious web pages. The vulnerability stems from insufficient validation of request origins and lack of proper anti-CSRF token implementation in critical administrative functions.
The technical exploitation of this CSRF vulnerability occurs when an authenticated user visits a malicious website that contains embedded requests to the vulnerable iTop application. These requests are automatically executed in the user's browser context, leveraging their existing session credentials. The flaw enables attackers to perform administrative operations such as creating new user accounts, modifying existing user permissions, changing system configurations, or executing arbitrary commands within the platform's operational boundaries. This represents a significant bypass of the application's security controls, as the malicious requests appear to originate from legitimate authenticated users.
From an operational impact perspective, this vulnerability poses severe risks to organizations relying on Combodo iTop for their IT service management operations. Successful exploitation could lead to complete system compromise, unauthorized data access, privilege escalation, and potential lateral movement within the network infrastructure. The vulnerability affects the platform's integrity and availability, as attackers could manipulate critical system functions without detection. Organizations may experience unauthorized access to sensitive IT service management data, including incident reports, service catalogs, and user information, potentially leading to compliance violations and operational disruptions. The attack vector is particularly dangerous because it requires minimal user interaction beyond visiting a malicious site, making it difficult to detect and prevent through traditional user education methods.
Security professionals should implement multiple layers of defense to mitigate this vulnerability. The primary remediation involves implementing robust anti-CSRF token mechanisms across all state-changing requests within the iTop application, ensuring tokens are validated for each transaction and are unique per session. Organizations should also enforce strict Content Security Policy headers to prevent unauthorized script execution, implement proper request origin validation, and ensure that all administrative functions require explicit user confirmation. Additionally, network-level protections such as web application firewalls and intrusion detection systems can help detect and block suspicious request patterns. The vulnerability aligns with CWE-352, which specifically addresses Cross-Site Request Forgery weaknesses, and maps to ATT&CK technique T1566 for the initial access phase through malicious web content. Regular security assessments and penetration testing should be conducted to verify the effectiveness of implemented mitigations and ensure ongoing protection against similar vulnerabilities in the platform's codebase and configuration.