CVE-2023-43719 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 "SHIPPING_GENDER_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 vulnerability identified as CVE-2023-43719 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 "SHIPPING_GENDER_TITLE[1]" parameter, which serves as an injection vector for malicious javascript code. The flaw falls under the category of CWE-79 - Cross-Site Scripting, which is classified as a fundamental web application security weakness that allows attackers to inject client-side scripts into web pages viewed by other users. The vulnerability exists due to insufficient input validation and output encoding mechanisms within the application's parameter handling processes, creating an exploitable condition where user-supplied data is directly incorporated into web page content without proper sanitization.
The operational impact of this vulnerability extends beyond simple script injection, as it enables attackers to execute unauthorized code within the context of a victim's browser session. This capability allows for various malicious activities including session hijacking, credential theft, data exfiltration, and manipulation of web page content. The vulnerability is particularly concerning because it targets parameters related to shipping gender titles, which suggests the flaw exists in user-facing forms or administrative interfaces where legitimate users might enter data. Attackers can leverage this vulnerability to create persistent malicious payloads that execute whenever affected pages are loaded, potentially compromising multiple users over time. The attack surface is broadened by the fact that this parameter appears to be part of a larger form structure, meaning that successful exploitation could lead to more extensive compromise of the application's functionality.
From a threat modeling perspective, this vulnerability aligns with ATT&CK technique T1531 - Account Access Token, as successful exploitation could lead to unauthorized access token manipulation or theft. The vulnerability also maps to ATT&CK technique T1203 - Exploitation for Client Execution, since it enables remote code execution within user browsers. Organizations running Os Commerce systems are at risk of having their users' sessions compromised, potentially leading to full account takeovers and unauthorized access to sensitive customer data. The vulnerability's exploitation requires minimal sophistication, making it particularly dangerous as it could be leveraged by attackers with basic web application exploitation knowledge. The persistence of this vulnerability in the application's codebase indicates a systemic issue with input validation practices that may affect other parameters or form fields within the same application framework.
Mitigation strategies for CVE-2023-43719 should prioritize immediate implementation of proper input validation and output encoding mechanisms. The most effective approach involves sanitizing all user-supplied input, particularly parameters like "SHIPPING_GENDER_TITLE[1]", by implementing strict validation rules that reject or encode potentially malicious content before processing. Organizations should implement Content Security Policy (CSP) headers to limit script execution permissions and prevent unauthorized code injection. Additionally, the application should employ proper output encoding for all dynamic content, ensuring that any data retrieved from database fields or user inputs is properly escaped before being rendered in web pages. The recommended solution includes updating to the latest version of Os Commerce where this vulnerability has been patched, implementing web application firewalls with XSS detection capabilities, and conducting comprehensive security testing including automated scanning and manual penetration testing to identify similar vulnerabilities. Security teams should also establish monitoring protocols to detect anomalous behavior patterns that might indicate exploitation attempts, while ensuring that all user input is treated as potentially malicious until proven otherwise through proper validation processes.