CVE-2018-19749 in DomainMod
Summary
by MITRE
DomainMOD through 4.11.01 has XSS via the assets/add/account-owner.php Owner name field.
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Analysis
by VulDB Data Team • 04/27/2025
The vulnerability CVE-2018-19749 represents a cross-site scripting flaw discovered in DomainMOD version 4.11.01 and earlier. This security weakness exists within the assets/add/account-owner.php component of the DomainMOD web application, specifically targeting the Owner name field input parameter. The vulnerability allows malicious actors to inject malicious scripts into the web application's user interface through crafted input data, potentially compromising user sessions and data integrity. The affected parameter resides in the account owner addition functionality, making it accessible to users who can create or modify account owner records within the system.
The technical implementation of this vulnerability stems from insufficient input validation and output sanitization within the DomainMOD application. When users submit data through the Owner name field in the account owner addition form, the application fails to properly sanitize or encode the input before rendering it back to the user interface. This oversight creates an environment where malicious JavaScript code can be executed within the context of other users' browsers, leveraging the trust relationship between the user and the vulnerable web application. The vulnerability aligns with CWE-79, which specifically addresses Cross-Site Scripting flaws, and represents a classic case of unsanitized user input being directly reflected in web responses without proper encoding mechanisms.
The operational impact of this vulnerability extends beyond simple script execution, potentially enabling attackers to perform session hijacking, steal sensitive information, or manipulate the application's functionality. An attacker could craft a malicious Owner name containing embedded JavaScript that would execute whenever other users view the account owner details, thereby compromising the confidentiality and integrity of the system. This vulnerability particularly affects users with administrative privileges who manage account owner information, as it could facilitate unauthorized access to sensitive domain management data and potentially lead to broader system compromise. The attack surface is limited to authenticated users who can access the account owner addition functionality, making it a medium-severity threat that could escalate if proper access controls are not enforced.
Mitigation strategies for CVE-2018-19749 should focus on implementing robust input validation and output encoding mechanisms throughout the DomainMOD application. The most effective approach involves sanitizing all user-supplied input through proper HTML encoding before rendering it in the user interface, particularly in contexts where the data is displayed back to other users. The application should implement strict validation of the Owner name field to reject potentially malicious input patterns and enforce length restrictions on user-submitted data. Additionally, the system should employ Content Security Policy headers to further limit script execution capabilities and prevent unauthorized code injection. Organizations should also ensure that all DomainMOD installations are updated to version 4.11.02 or later, where this vulnerability has been addressed through proper input sanitization and output encoding implementations. Security monitoring should include detection of unusual patterns in account owner data submissions to identify potential exploitation attempts, and regular security audits should verify that similar vulnerabilities do not exist in other input fields within the application. The remediation process should follow established security best practices including the principle of least privilege, proper input validation, and defense-in-depth strategies to prevent similar vulnerabilities from emerging in future development cycles.