CVE-2013-5993 in EC-CUBE
Summary
by MITRE
Cross-site request forgery (CSRF) vulnerability in LOCKON EC-CUBE 2.11.0 through 2.13.0 allows remote attackers to hijack the authentication of arbitrary users via unspecified vectors related to refusals.
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Analysis
by VulDB Data Team • 01/10/2022
The CVE-2013-5993 vulnerability represents a critical cross-site request forgery flaw discovered in the LOCKON EC-CUBE e-commerce platform version 2.11.0 through 2.13.0. This vulnerability falls under the CWE-352 category, which specifically addresses Cross-Site Request Forgery weaknesses in software applications. The flaw exists within the authentication handling mechanisms of the web application, creating a scenario where malicious actors can exploit the system's trust in legitimate user sessions to perform unauthorized actions. The vulnerability is particularly concerning because it allows remote attackers to hijack authentication sessions of arbitrary users without requiring any special privileges or credentials.
The technical implementation of this CSRF vulnerability stems from the application's failure to properly validate and verify the origin of HTTP requests. When users authenticate to the EC-CUBE platform, their session tokens are typically stored in cookies or other client-side storage mechanisms. The vulnerability manifests when the application accepts requests that appear to originate from legitimate users but are actually crafted by attackers to perform actions on behalf of those users. The specific vectors related to refusals suggest that the flaw may be particularly prevalent in scenarios where the application processes rejection or denial operations, potentially allowing attackers to manipulate user access controls or transaction outcomes. This weakness creates a pathway for attackers to execute unauthorized administrative functions or modify user data through carefully constructed malicious requests.
The operational impact of this vulnerability extends beyond simple data theft or modification, as it fundamentally compromises the authentication and authorization mechanisms of the entire e-commerce platform. Attackers could potentially elevate their privileges, access sensitive user information, modify product catalogs, alter pricing structures, or manipulate customer orders and payment processing. The remote nature of the attack means that threat actors can exploit this vulnerability from anywhere on the internet without requiring physical access to the system or knowledge of specific user credentials. Organizations running affected versions of EC-CUBE would be particularly vulnerable during peak shopping periods when the platform experiences high traffic volumes, as attackers could leverage this vulnerability to disrupt business operations or steal sensitive customer data. The vulnerability also poses significant risk to the platform's integrity and the trust users place in the system's security measures.
Mitigation strategies for CVE-2013-5993 should prioritize immediate patching of affected EC-CUBE installations to version 2.13.1 or later, which includes the necessary CSRF protection mechanisms. Organizations should implement proper anti-CSRF token validation across all state-changing operations within the application, ensuring that each request contains a unique, unpredictable token that correlates with the user's legitimate session. The implementation should follow established security frameworks such as those outlined in the OWASP CSRF Prevention Cheat Sheet, which recommends using synchronizer tokens or custom headers to validate request authenticity. Additionally, organizations should enhance their web application firewalls to detect and block suspicious request patterns, implement proper HTTP headers including Content Security Policy directives, and conduct regular security assessments to identify similar vulnerabilities in other components of their web infrastructure. The remediation process should also include user education about the risks of clicking suspicious links and the importance of maintaining updated software versions.