CVE-2017-3902 in Security ePO
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the Web user interface (UI) in Intel Security ePO 5.1.3, 5.1.2, 5.1.1, and 5.1.0 allows authenticated users to inject malicious Java scripts via bypassing input validation.
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Analysis
by VulDB Data Team • 11/14/2022
The CVE-2017-3902 vulnerability represents a critical cross-site scripting flaw within Intel Security ePO 5.1.3, 5.1.2, 5.1.1, and 5.1.0 web user interfaces. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, specifically targeting the web-based management interface of the endpoint protection platform. The flaw enables authenticated users to bypass input validation mechanisms and inject malicious scripts into the application's web interface, creating a persistent security risk for organizations relying on this security solution.
The technical exploitation of this vulnerability occurs through the web user interface where authenticated users can manipulate input fields to inject malicious JavaScript code. The bypass of input validation suggests that the application fails to properly sanitize or filter user-supplied data before rendering it in the web interface. This weakness allows attackers who have already gained authentication credentials to execute arbitrary scripts within the context of other users' sessions, potentially leading to complete account compromise and unauthorized access to sensitive organizational data.
The operational impact of this vulnerability extends beyond simple script injection, as it enables attackers to perform session hijacking, steal user credentials, and access confidential information within the ePO management console. Attackers could leverage this vulnerability to manipulate security policies, disable protection mechanisms, or redirect users to malicious sites. The authenticated nature of the attack means that an attacker must first obtain valid credentials, but once achieved, they can exploit this vulnerability to escalate their privileges and gain broader access to the security infrastructure. This vulnerability directly aligns with ATT&CK technique T1059.007 for Command and Scripting Interpreter: JavaScript, as it allows execution of malicious JavaScript code within the targeted environment.
Organizations utilizing Intel Security ePO versions affected by CVE-2017-3902 should prioritize immediate remediation through official patches provided by Intel Security. The vulnerability demonstrates the critical importance of input validation and output encoding in web applications, particularly within security management interfaces where privileged access exists. Mitigation strategies should include implementing proper web application firewall rules, monitoring for suspicious script injection attempts, and conducting regular security assessments of web-based management interfaces. Additionally, organizations should consider implementing network segmentation and privilege separation to limit the potential impact of such vulnerabilities within their security infrastructure. The vulnerability serves as a reminder of the necessity for comprehensive security testing and regular patch management processes, especially for critical security infrastructure components that handle privileged user interactions and sensitive configuration data.