CVE-2024-8024 in qanything
Summary
by MITRE • 03/20/2025
A CORS misconfiguration vulnerability exists in netease-youdao/qanything version 1.4.1. This vulnerability allows an attacker to bypass the Same-Origin Policy, potentially leading to sensitive information exposure. Properly implementing a restrictive CORS policy is crucial to prevent such security issues.
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Analysis
by VulDB Data Team • 08/01/2025
The vulnerability identified as CVE-2024-8024 represents a critical cross-origin resource sharing misconfiguration within the netease-youdao/qanything application version 1.4.1. This misconfiguration fundamentally undermines the browser's same-origin policy enforcement mechanism, creating a pathway for malicious actors to access resources that should remain restricted to authorized origins. The issue stems from improper handling of CORS headers, specifically the Access-Control-Allow-Origin header, which governs which domains can access resources on the server. When this header is configured incorrectly or excessively permissive, it allows unauthorized domains to make requests to the application's API endpoints and potentially access sensitive data that would normally be protected by the same-origin policy.
The technical flaw manifests when the application fails to properly validate and restrict the origins that are permitted to access its resources through CORS mechanisms. This misconfiguration typically occurs when the application accepts wildcard origins or fails to implement proper origin validation checks. The vulnerability enables attackers to craft malicious web pages that can make cross-origin requests to the vulnerable application, effectively bypassing the security boundaries that should protect sensitive information. This flaw falls under the CWE-346 weakness category, which specifically addresses improper validation of CORS headers, and aligns with the ATT&CK technique T1566.001 for credential access through malicious web content. The improper implementation allows for potential data exfiltration, session hijacking, and unauthorized access to user information that should remain protected within the application's secure boundaries.
The operational impact of this vulnerability extends beyond simple information disclosure, as it creates opportunities for more sophisticated attacks that could compromise user accounts and sensitive business data. Attackers can leverage this misconfiguration to perform unauthorized operations against the application's backend services, potentially accessing user credentials, personal information, or confidential business data. The vulnerability is particularly dangerous in environments where the application handles sensitive user data or provides access to privileged resources, as it essentially removes the browser-based security controls that should protect against cross-site request forgery attacks. Organizations using this vulnerable version may experience unauthorized access to their systems, potential compliance violations, and increased risk of data breaches that could result in significant financial and reputational damage.
Mitigation strategies for CVE-2024-8024 require immediate implementation of restrictive CORS policies that properly validate and limit the origins permitted to access application resources. Organizations should configure the Access-Control-Allow-Origin header to specify exact origins rather than using wildcards or allowing all origins, and implement proper validation logic that checks incoming Origin headers against a predefined whitelist of trusted domains. Additionally, implementing the Access-Control-Allow-Credentials header with appropriate values and ensuring that the server properly handles preflight requests through the Access-Control-Allow-Methods and Access-Control-Allow-Headers headers can significantly reduce the attack surface. Regular security testing and monitoring of CORS configurations should be implemented to detect and prevent similar misconfigurations in other application components, with adherence to security standards such as those outlined in the OWASP CORS security guidelines and the NIST cybersecurity framework for web application security. Organizations must also consider implementing additional security controls such as Content Security Policy headers and proper authentication mechanisms to provide defense-in-depth against potential exploitation of this vulnerability.