CVE-2023-3989 in Jewelry Store System
Summary
by MITRE • 07/28/2023
A vulnerability was found in SourceCodester Jewelry Store System 1.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file add_customer.php. The manipulation leads to cross site scripting. The attack may be launched remotely. VDB-235610 is the identifier assigned to this vulnerability.
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Analysis
by VulDB Data Team • 08/20/2023
The vulnerability identified as CVE-2023-3989 represents a critical cross site scripting flaw within the SourceCodester Jewelry Store System version 1.0. This security weakness resides in the add_customer.php file, which processes customer data insertion functionality within the web application. The vulnerability has been classified with a problematic rating due to its potential to enable malicious actors to execute arbitrary JavaScript code in the context of affected users' browsers. The nature of this flaw allows attackers to inject malicious scripts that can persist and execute whenever legitimate users interact with the vulnerable application interface.
The technical implementation of this cross site scripting vulnerability stems from insufficient input validation and output sanitization within the add_customer.php component. When user-supplied data is processed and rendered back to the browser without proper encoding or filtering mechanisms, attackers can embed malicious script payloads within customer information fields. This weakness specifically affects the application's handling of user input during customer registration or modification processes, creating an attack surface where malicious code can be executed in the victim's browser context. The vulnerability operates under CWE-79 which categorizes cross site scripting flaws as weaknesses that allow attackers to inject client-side scripts into web applications.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable sophisticated attack vectors including session hijacking, credential theft, and data exfiltration. Remote exploitation of this flaw means that attackers do not require physical access to the system or local network presence to launch attacks. The vulnerability can be exploited through various means including email links, malicious website content, or social engineering techniques that prompt users to interact with the vulnerable application. Attackers can craft malicious payloads that steal session cookies, redirect users to phishing sites, or perform unauthorized actions within the application on behalf of legitimate users.
Security professionals should consider this vulnerability in the context of the ATT&CK framework where it maps to techniques such as T1566 for social engineering and T1059 for command and script injection. The vulnerability's remote exploitability makes it particularly dangerous in web application environments where user interaction is required for successful exploitation. Organizations running the SourceCodester Jewelry Store System version 1.0 should immediately implement mitigations including input validation, output encoding, and proper sanitization of all user-supplied data. The recommended approach includes implementing Content Security Policy headers, using parameterized queries for database operations, and conducting thorough input validation on all fields within the add_customer.php component. Additionally, regular security updates and patches should be applied to address similar vulnerabilities in the application's codebase and underlying dependencies.