CVE-2023-43715 in Os Commerce
Summary
by MITRE • 10/25/2023
Os Commerce is currently susceptible to a Cross-Site Scripting (XSS) vulnerability. This vulnerability allows attackers to inject JS through the "ENTRY_FIRST_NAME_MIN_LENGTH_TITLE[1]" parameter,
potentially leading to unauthorized execution of scripts within a user's web browser.
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Analysis
by VulDB Data Team • 10/25/2023
The CVE-2023-43715 vulnerability represents a critical cross-site scripting flaw within the Os Commerce platform that exposes users to significant security risks. This vulnerability specifically manifests through the "ENTRY_FIRST_NAME_MIN_LENGTH_TITLE[1]" parameter, which fails to properly sanitize user input before processing. The flaw falls under the CWE-79 category of Cross-Site Scripting, where malicious code injection occurs when unvalidated input is rendered back to users without proper encoding or filtering mechanisms. The vulnerability exists in the application's input validation logic, allowing attackers to bypass security controls that should prevent arbitrary script execution within the context of authenticated user sessions.
The technical implementation of this XSS vulnerability enables attackers to inject malicious JavaScript code through the targeted parameter, which then executes in the victim's browser when the affected page is rendered. This type of vulnerability operates under the ATT&CK framework's T1566.001 technique for initial access through malicious inputs, specifically targeting web application interfaces where user-supplied data is not adequately sanitized. The attack vector leverages the application's failure to implement proper output encoding or input validation, creating a persistent threat that can compromise user sessions and potentially escalate to more severe attacks. The vulnerability's impact extends beyond simple script execution as it can facilitate session hijacking, data theft, and further exploitation of the compromised system.
Operational impact of CVE-2023-43715 is substantial as it allows attackers to perform unauthorized actions within the context of authenticated users. The vulnerability can be exploited to steal session cookies, redirect users to malicious sites, or inject persistent malicious scripts that affect all users who interact with the vulnerable application. This represents a critical threat to user privacy and application integrity, as attackers can leverage the vulnerability to gain unauthorized access to user accounts, manipulate application data, or conduct phishing attacks. The vulnerability's persistence stems from the application's lack of proper input validation controls, making it difficult to remediate without comprehensive code review and security patching. Organizations using Os Commerce systems face potential data breaches, regulatory compliance violations, and reputational damage if this vulnerability remains unaddressed.
Mitigation strategies for CVE-2023-43715 should prioritize immediate implementation of input validation and output encoding mechanisms to prevent malicious script injection. Security teams must implement proper parameter sanitization for all user-supplied inputs, particularly those that are rendered back to users without adequate encoding. The recommended approach includes implementing Content Security Policy headers, using proper HTML escaping for dynamic content, and conducting comprehensive input validation using allowlists rather than denylists. Organizations should also consider implementing Web Application Firewalls to detect and block malicious payloads attempting to exploit this vulnerability. Additionally, regular security testing including automated scanning and manual penetration testing should be conducted to identify similar vulnerabilities within the application. The remediation process should follow industry standards such as OWASP Top 10 recommendations and incorporate defense-in-depth strategies to prevent similar XSS vulnerabilities from emerging in other application components.