CVE-2015-2861 in Control Panel
Summary
by MITRE
Cross-site request forgery (CSRF) vulnerability in Vesta Control Panel before 0.9.8-14 allows remote attackers to hijack the authentication of arbitrary users.
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Analysis
by VulDB Data Team • 11/06/2024
The CVE-2015-2861 vulnerability represents a critical cross-site request forgery flaw discovered in Vesta Control Panel versions prior to 0.9.8-14. This vulnerability exposes the web-based control panel to malicious exploitation where unauthorized actors can manipulate authenticated sessions without proper authorization. The flaw specifically affects the authentication mechanism of the control panel, allowing attackers to perform actions on behalf of legitimate users without their knowledge or consent.
This CSRF vulnerability operates by tricking authenticated users into executing unwanted actions through malicious web pages or links. When a user accesses a compromised page while logged into Vesta Control Panel, the malicious code can submit requests to the control panel's endpoints, effectively hijacking the user's authenticated session. The vulnerability stems from the absence of proper anti-CSRF token validation within the control panel's web interface, making it susceptible to attacks that exploit the trust relationship between the user's browser and the web application.
The operational impact of this vulnerability extends beyond simple session hijacking, as it provides attackers with unauthorized access to critical system management functions within the Vesta Control Panel. Attackers can potentially modify user accounts, change passwords, manage domains, and perform administrative tasks that should only be accessible to authorized personnel. The vulnerability affects the integrity and confidentiality of the control panel's authentication system, creating a significant risk for server administrators who rely on the platform for hosting management.
The technical implementation of this flaw aligns with CWE-352, which specifically addresses Cross-Site Request Forgery vulnerabilities in web applications. The vulnerability demonstrates a failure in implementing proper request validation mechanisms and lacks anti-CSRF token protection that should be mandatory for any web application handling authentication and administrative functions. According to ATT&CK framework, this vulnerability maps to T1566.002 which covers "Phishing for Information" and T1078 which addresses "Valid Accounts" as attackers can leverage this vulnerability to gain unauthorized access to legitimate user accounts.
Mitigation strategies for this vulnerability require immediate implementation of anti-CSRF token mechanisms within the Vesta Control Panel's web interface. The solution involves generating unique tokens for each user session and validating these tokens on every state-changing request to prevent unauthorized actions. System administrators should upgrade to Vesta Control Panel version 0.9.8-14 or later, which includes proper CSRF protection measures. Additionally, implementing proper input validation, session management, and monitoring for suspicious activities can help detect and prevent exploitation attempts. Organizations should also consider implementing additional security layers such as two-factor authentication and network segmentation to reduce the overall attack surface and limit the impact of potential exploitation.