CVE-2016-1180 in Premium Plugin
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the Social-button Premium plugin 1.0 for Cyber-Will EC-CUBE 2.13.x allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 09/29/2018
The CVE-2016-1180 vulnerability represents a critical cross-site scripting flaw within the Social-button Premium plugin version 1.0 for the Cyber-Will EC-CUBE 2.13.x e-commerce platform. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is one of the most prevalent and dangerous web application security flaws. The issue specifically affects the Social-button Premium plugin, which is designed to integrate social media sharing functionality into EC-CUBE websites, creating a potential attack surface that malicious actors can exploit to compromise user sessions and data integrity. The vulnerability's impact is particularly concerning given that EC-CUBE is a widely used open-source e-commerce platform in Japan, with numerous businesses relying on its functionality for online transactions and customer engagement.
The technical nature of this vulnerability stems from insufficient input validation and output sanitization within the plugin's code implementation. Attackers can leverage unspecified vectors to inject malicious JavaScript code or HTML content into the web application's response stream, which then executes in the context of other users' browsers. This type of injection typically occurs when user-supplied data is directly incorporated into web pages without proper sanitization or encoding mechanisms. The vulnerability allows for arbitrary script execution, which can lead to session hijacking, credential theft, data manipulation, and other malicious activities that undermine the application's security posture. The attack vector is particularly insidious because it can be triggered through various means including form inputs, URL parameters, or even user-generated content that gets processed by the plugin's social sharing functionality.
The operational impact of CVE-2016-1180 extends beyond simple script injection, as it creates a persistent threat that can affect multiple users simultaneously. When exploited, this vulnerability enables attackers to execute malicious code in the browsers of unsuspecting users who visit compromised pages, potentially leading to full session compromise and unauthorized access to customer accounts. The attack can be particularly damaging in e-commerce environments where user credentials and payment information are handled, as the vulnerability could facilitate financial fraud and data breaches. Additionally, the compromised site may become a vector for further attacks, such as drive-by downloads or phishing campaigns, making it a significant concern for businesses relying on EC-CUBE for their online operations. The vulnerability's presence in a widely deployed plugin means that numerous websites could be simultaneously at risk, amplifying the potential damage and complicating remediation efforts.
Mitigation strategies for CVE-2016-1180 should focus on immediate patching and input validation improvements. Organizations must first update to the latest version of the Social-button Premium plugin where the vulnerability has been addressed, or remove the plugin entirely if no update is available. Implementing proper output encoding and input validation mechanisms is crucial for preventing similar vulnerabilities in the future, with security standards such as OWASP's Top Ten and the ATT&CK framework's web application attack patterns providing guidance for defense-in-depth approaches. Additional protective measures include implementing content security policies, using web application firewalls, and conducting regular security assessments to identify and remediate similar vulnerabilities. Organizations should also consider network monitoring and intrusion detection systems to identify potential exploitation attempts and maintain comprehensive incident response procedures to address any successful attacks that may occur. The vulnerability serves as a reminder of the importance of keeping third-party components updated and maintaining robust security practices throughout the application lifecycle.