CVE-2023-43732 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 "tax_class_title" 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-2023-43732 represents a critical cross-site scripting flaw within the Os Commerce platform that poses significant security risks to web applications utilizing this e-commerce solution. This vulnerability specifically targets the tax_class_title parameter, which serves as an entry point for malicious code injection. The flaw exists in the application's input validation mechanisms, where user-supplied data is not properly sanitized before being processed and rendered within web pages. This oversight creates an exploitable condition that allows attackers to inject malicious JavaScript code through the designated parameter, potentially compromising user sessions and executing unauthorized actions within the victim's browser context. The vulnerability is categorized under CWE-79 as a failure to sanitize user input, making it susceptible to various XSS attack vectors including persistent and reflected XSS scenarios. The impact extends beyond simple script execution as it enables attackers to manipulate web applications, steal session cookies, perform unauthorized transactions, or redirect users to malicious sites. From an operational perspective, this vulnerability undermines the integrity and confidentiality of the e-commerce platform, potentially exposing sensitive customer data and financial information. The attack surface is particularly concerning given that Os Commerce is widely used in retail environments where user trust and data security are paramount. Attackers can leverage this vulnerability to establish persistent access to user sessions, potentially leading to full account compromise and unauthorized access to customer databases. The vulnerability aligns with ATT&CK technique T1531 which focuses on Establishing Persistence through Web Shell, as attackers can use the XSS capability to maintain long-term access to compromised systems. Security professionals must recognize that this vulnerability can be exploited through various attack vectors including social engineering, where attackers might convince users to click on malicious links or interact with compromised web pages. The flaw demonstrates a fundamental weakness in the platform's security architecture, specifically in how it handles dynamic content rendering and user input processing. Organizations using Os Commerce must urgently address this vulnerability to prevent potential exploitation that could result in data breaches, financial losses, and reputational damage. The remediation approach should focus on implementing comprehensive input validation, output encoding, and proper sanitization of user-supplied data. Additionally, the vulnerability highlights the importance of regular security assessments and code reviews to identify and address similar weaknesses in web applications. The exploitation of such vulnerabilities can lead to cascading security issues, where initial XSS attacks serve as a foothold for more sophisticated attacks including privilege escalation and data exfiltration. Security teams should implement proactive monitoring mechanisms to detect potential exploitation attempts and ensure that all user inputs are properly validated and sanitized before processing. The vulnerability also underscores the necessity of maintaining up-to-date security patches and implementing robust security controls to prevent similar issues from occurring in other components of the web application ecosystem.