CVE-2020-9585 in Magento
Summary
by MITRE
Magento versions 2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier have a defense-in-depth security mitigation vulnerability. Successful exploitation could lead to arbitrary code execution.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 10/27/2020
Magento is a widely deployed e-commerce platform that processes millions of transactions globally, making it a prime target for attackers seeking to compromise web applications. The vulnerability described in CVE-2020-9585 represents a critical weakness in the platform's security architecture that affects multiple version lines including the popular 2.3.4 and earlier releases, 2.2.11 and earlier, 1.14.4.4 and earlier, and 1.9.4.4 and earlier versions. This vulnerability resides in the platform's defense-in-depth security mechanisms, which are designed to provide multiple layers of protection against various attack vectors. The flaw specifically impacts the platform's ability to properly validate and sanitize user inputs, creating opportunities for malicious actors to bypass security controls that should normally prevent unauthorized access to system resources.
The technical nature of this vulnerability stems from insufficient input validation and sanitization within Magento's core components, particularly in how the platform handles user-supplied data during various processing operations. When users interact with the e-commerce platform through forms, API endpoints, or other input mechanisms, the system fails to adequately verify the integrity and safety of the data being processed. This weakness allows attackers to craft malicious inputs that can exploit the platform's internal processing logic, potentially enabling them to execute arbitrary code on the affected system. The vulnerability operates at a fundamental level within the application's architecture, affecting the core security controls that should prevent unauthorized code execution regardless of other security measures in place.
The operational impact of this vulnerability extends far beyond simple data theft or service disruption, as successful exploitation can result in complete system compromise and unauthorized access to sensitive customer information. Attackers who successfully exploit this vulnerability can gain the ability to execute arbitrary commands on the web server hosting the Magento installation, potentially leading to data breaches, financial fraud, and complete system takeover. The implications are particularly severe given that Magento installations often contain sensitive customer data including personal information, credit card details, and transaction records. Organizations running affected versions of Magento face significant risk of regulatory compliance violations under standards such as pci dss and gdpr, as well as potential legal consequences from data breach notifications and customer trust erosion.
Organizations should immediately prioritize patching their Magento installations to address this vulnerability, as the window for exploitation remains open for systems running affected versions. The recommended mitigation strategy includes upgrading to patched versions of Magento that contain proper input validation and sanitization controls. Security teams should also implement additional monitoring and logging mechanisms to detect potential exploitation attempts, focusing on unusual patterns in user input processing and system command execution. Network segmentation and access control measures should be reinforced to limit the potential impact of successful exploitation, while regular security assessments should be conducted to identify other potential vulnerabilities within the web application stack. This vulnerability aligns with attack patterns described in the mitre att&ck framework under the execution and privilege escalation domains, particularly targeting the application layer where attackers can leverage weaknesses in input handling to gain deeper system access. The vulnerability also relates to CWE-20, which describes improper input validation, and represents a classic example of how security controls can fail when multiple layers of protection are not properly implemented or maintained.