CVE-2018-15183 in Myperfectresume Clone Script
Summary
by MITRE
PHP Scripts Mall Myperfectresume / JobHero / Resume Clone Script 2.0.6 has Stored XSS via the Full Name and Title fields.
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Analysis
by VulDB Data Team • 03/15/2020
The vulnerability CVE-2018-15183 represents a critical stored cross-site scripting flaw discovered in the PHP Scripts Mall Myperfectresume JobHero Resume Clone Script version 2.0.6. This vulnerability resides within the web application's input validation mechanisms, specifically affecting the Full Name and Title fields where user-submitted data is not properly sanitized before being stored in the database and subsequently rendered back to users. The flaw allows attackers to inject malicious JavaScript code that persists in the application's database, making it particularly dangerous as the malicious payloads execute whenever legitimate users view the affected content.
The technical implementation of this vulnerability stems from insufficient output escaping and input validation within the application's data handling processes. When users submit information through the Full Name and Title fields, the application fails to adequately sanitize or encode the input data before storing it in the backend database. This lack of proper data sanitization creates an environment where malicious actors can embed script tags or other malicious code within these fields. The vulnerability is classified as a stored XSS attack because the malicious code is permanently stored in the application's database and executed each time the affected data is retrieved and displayed to users.
The operational impact of this vulnerability extends beyond simple data corruption or display issues. Attackers can leverage this flaw to steal session cookies, perform unauthorized actions on behalf of users, redirect victims to malicious websites, or even execute more sophisticated attacks such as credential harvesting or privilege escalation. The persistence of stored XSS makes it particularly dangerous as it can affect multiple users over extended periods without requiring repeated exploitation attempts. This vulnerability directly impacts the confidentiality, integrity, and availability of the web application's data, potentially leading to unauthorized access to user accounts and sensitive information stored within the system.
Security professionals should implement comprehensive mitigations including strict input validation, output encoding, and proper sanitization of all user-supplied data before storage. The application should employ Content Security Policy headers to prevent execution of unauthorized scripts, implement proper input sanitization routines, and utilize parameterized queries to prevent injection attacks. Organizations should also consider implementing web application firewalls and regular security assessments to identify similar vulnerabilities. This vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws, and follows ATT&CK technique T1059.007 for command and scripting interpreter usage. The remediation process should involve thorough code review, implementation of proper escape sequences for all dynamic content, and regular penetration testing to ensure the vulnerability has been effectively addressed.