CVE-2007-2802 in RM EasyMail Plus
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in cp/ps/Main/login/Login in RM EasyMail Plus allows remote attackers to inject arbitrary web script or HTML via the d parameter.
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Analysis
by VulDB Data Team • 07/20/2021
The vulnerability identified as CVE-2007-2802 represents a classic cross-site scripting flaw within the RM EasyMail Plus email management system. This security weakness resides in the login authentication module at the cp/ps/Main/login/Login endpoint, making it a critical target for malicious actors seeking to exploit web application vulnerabilities. The flaw specifically manifests when the application fails to properly sanitize user input passed through the d parameter, creating an avenue for attackers to execute malicious scripts within the context of authenticated users' browsers. This type of vulnerability falls under the CWE-79 category, which specifically addresses cross-site scripting issues in web applications where insufficient input validation allows malicious code injection.
The technical exploitation of this vulnerability occurs when remote attackers manipulate the d parameter in the login URL to inject malicious JavaScript code or HTML content. When the vulnerable application processes this input without proper sanitization or encoding, the injected code becomes part of the page response and executes in the victim's browser when they navigate to the affected login page. The attack vector operates through the standard HTTP request mechanism, where the malicious payload is transmitted via the URL parameter and subsequently rendered by the web browser without adequate security controls. This particular vulnerability aligns with ATT&CK technique T1059.007, which covers the execution of scripts through web application interfaces, and represents a common pathway for attackers to establish persistent access or escalate privileges within compromised systems.
The operational impact of this vulnerability extends beyond simple script injection, as it can enable attackers to perform various malicious activities including session hijacking, credential theft, and redirection to phishing sites. An attacker who successfully exploits this vulnerability can potentially steal user authentication tokens, access sensitive email communications, or redirect users to malicious websites designed to harvest additional credentials. The vulnerability's location within the authentication system makes it particularly dangerous as it can compromise the security of the entire email management platform. Organizations using RM EasyMail Plus may face significant security risks including unauthorized access to email accounts, potential data breaches, and the possibility of attackers using the compromised system as a launch point for further attacks against internal networks. This vulnerability also demonstrates the importance of implementing proper input validation and output encoding as fundamental security controls to prevent such attacks from succeeding.
Mitigation strategies for CVE-2007-2802 should focus on implementing robust input validation mechanisms and proper output encoding throughout the application's codebase. Organizations should ensure that all user-supplied input, particularly parameters used in authentication flows, undergoes strict sanitization before being processed or rendered in web responses. The implementation of Content Security Policy headers can provide additional protection against script execution, while proper parameter validation should be enforced at multiple layers of the application architecture. Security patches should be applied immediately to address this vulnerability, and organizations should conduct comprehensive security assessments to identify similar issues within their web applications. The remediation process should include thorough code reviews focusing on input handling, implementation of secure coding practices, and regular security testing to prevent future occurrences of similar cross-site scripting vulnerabilities. This vulnerability serves as a reminder of the critical importance of maintaining up-to-date security measures and following industry best practices for web application security as outlined in standards such as OWASP Top Ten and NIST cybersecurity guidelines.