CVE-2019-6507 in creditease-sec insight
Summary
by MITRE
An issue was discovered in creditease-sec insight through 2018-09-11. login_user_delete in srcpm/app/admin/views.py allows CSRF.
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Analysis
by VulDB Data Team • 07/02/2023
The vulnerability identified as CVE-2019-6507 resides within the creditease-sec insight application, specifically in the login_user_delete functionality located in the srcpm/app/admin/views.py file. This issue represents a critical security flaw that enables cross-site request forgery attacks, allowing malicious actors to perform unauthorized actions on behalf of authenticated users. The vulnerability affects versions of the application up to and including the 2018-09-11 release, indicating a significant window of exposure for potential exploitation.
The technical flaw manifests through the absence of proper anti-CSRF protection mechanisms within the login_user_delete endpoint. When a user with administrative privileges accesses the application, they are vulnerable to CSRF attacks where an attacker can craft malicious requests that appear to originate from the legitimate user. This occurs because the application fails to validate the referer header or implement anti-CSRF tokens that would verify the request origin and ensure user intent. The vulnerability is classified under CWE-352, which specifically addresses Cross-Site Request Forgery, making it a well-documented and dangerous class of security flaw that has been extensively studied in the cybersecurity community.
The operational impact of this vulnerability extends beyond simple data theft or manipulation. An attacker who successfully exploits this CSRF vulnerability could delete user accounts, potentially leading to account lockouts, service disruption, or even complete denial of service for legitimate users. The administrative nature of the login_user_delete function means that the compromised user likely has elevated privileges, amplifying the potential damage. This vulnerability particularly affects organizations that rely on the creditease-sec insight platform for security monitoring and management, as it could allow attackers to undermine the very security measures the platform is designed to provide.
Mitigation strategies for this vulnerability should focus on implementing robust anti-CSRF protection mechanisms throughout the application. The most effective approach involves incorporating anti-CSRF tokens that are generated for each user session and validated on every state-changing request. Additionally, implementing proper referer header validation and utilizing the SameSite cookie attributes can significantly reduce the attack surface. Organizations should also consider implementing Content Security Policy headers and ensuring that all administrative functions require explicit user confirmation before execution. The ATT&CK framework categorizes this type of vulnerability under T1211 - Exploitation for Privilege Escalation, making it a critical target for defensive measures that align with enterprise security best practices and compliance requirements. Regular security assessments and code reviews should be implemented to identify similar vulnerabilities in other application components, as CSRF flaws often occur in multiple locations within complex web applications.