CVE-2022-1514 in facturascripts
Summary
by MITRE • 04/28/2022
Stored XSS via upload plugin functionality in zip format in GitHub repository neorazorx/facturascripts prior to 2022.06. Cross-site scripting attacks can have devastating consequences. Code injected into a vulnerable application can exfiltrate data or install malware on the user's machine. Attackers can masquerade as authorized users via session cookies, allowing them to perform any action allowed by the user account.
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Analysis
by VulDB Data Team • 04/30/2022
The vulnerability identified as CVE-2022-1514 affects the Facturascripts application, specifically within its upload plugin functionality that processes zip format files. This represents a critical security flaw that allows attackers to execute stored cross-site scripting attacks through malicious file uploads. The vulnerability exists in versions prior to 2022.06 of the neorazorx/facturascripts repository, indicating that proper input validation and sanitization mechanisms were insufficient to prevent malicious code injection. The stored nature of this vulnerability means that once a malicious file is uploaded and processed, the injected script persists within the application and executes whenever users access the affected content, making it particularly dangerous for web applications that handle user uploads.
The technical flaw stems from inadequate sanitization of file content during the zip file upload process, specifically when the application extracts and processes zip archives. When users upload zip files through the plugin functionality, the application fails to properly validate or sanitize the contents of these archives, particularly any embedded scripts or executable code. This vulnerability aligns with CWE-79, which describes cross-site scripting flaws where untrusted data is incorporated into web pages without proper validation or encoding. The flaw allows attackers to inject malicious scripts that can execute in the context of other users' browsers, leveraging the trust relationship between the user and the vulnerable application. The attack vector is particularly concerning because it requires minimal user interaction beyond the simple act of uploading a malicious zip file, with the malicious code executing automatically when other users view or interact with the uploaded content.
The operational impact of CVE-2022-1514 extends far beyond simple data theft, encompassing significant risks to application integrity and user security. Successful exploitation enables attackers to perform session hijacking by stealing session cookies, effectively allowing them to impersonate legitimate users and execute privileged actions within the application. This capability can lead to complete account compromise, data exfiltration, and potential lateral movement within the network. The stored nature of the vulnerability means that malicious code can persist for extended periods, continuously targeting users who access the compromised application. Attackers could leverage this vulnerability to install malware on user machines, steal sensitive business data, manipulate financial records, or use the compromised application as a launch point for further attacks. The implications are particularly severe for a facturascripts application, which likely handles sensitive financial and business information, making it a prime target for cybercriminals seeking to exploit such vulnerabilities.
Mitigation strategies for CVE-2022-1514 should focus on implementing robust input validation and sanitization mechanisms throughout the file upload pipeline. Organizations should immediately upgrade to version 2022.06 or later of the Facturascripts application where the vulnerability has been addressed. Additionally, implementing strict file type validation, content scanning, and proper encoding of all user-supplied data are essential defensive measures. The application should employ comprehensive file content verification, including scanning zip archives for malicious payloads and implementing proper sandboxing techniques for file processing. Security measures should align with ATT&CK framework tactics such as T1566 for phishing with malicious attachments and T1059 for command and scripting interpreter. Network-level protections including web application firewalls and content filtering systems can provide additional layers of defense, while regular security audits and penetration testing should verify that proper sanitization mechanisms are in place to prevent similar vulnerabilities from reoccurring in the application's codebase.