CVE-2018-13407 in Jirafeau
Summary
by MITRE
A CSRF issue was discovered in Jirafeau before 3.4.1. The "delete file" feature on the admin panel is not protected against automated requests and could be abused.
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Analysis
by VulDB Data Team • 02/26/2020
The vulnerability identified as CVE-2018-13407 represents a critical cross-site request forgery flaw in the Jirafeau file sharing application prior to version 3.4.1. This issue specifically targets the administrative functionality of the platform, creating a significant security risk that could be exploited by malicious actors to compromise file integrity and system availability. The vulnerability exists within the administrative panel's delete file functionality, which lacks proper anti-CSRF protection mechanisms.
The technical flaw manifests as the absence of anti-cross-site request forgery tokens or validation mechanisms within the delete file operation. When an administrator performs actions through the web interface, the application fails to verify that requests originate from legitimate administrative sessions rather than automated or malicious sources. This design oversight allows attackers to craft malicious web pages or exploit existing vulnerabilities to trigger unauthorized file deletion operations without administrator consent. The flaw directly maps to CWE-352, which defines cross-site request forgery as a weakness where the application does not adequately validate the source of requests, particularly when those requests involve sensitive operations.
The operational impact of this vulnerability extends beyond simple data loss, as it creates potential for system disruption and unauthorized access to sensitive file repositories. An attacker could leverage this vulnerability to systematically delete files from the Jirafeau system, potentially causing service degradation or complete unavailability of the file sharing service. The administrative nature of the vulnerability means that successful exploitation would provide attackers with elevated privileges within the system, potentially allowing them to compromise the entire file repository and associated user data. This type of vulnerability is particularly dangerous in environments where Jirafeau serves as a critical file sharing infrastructure.
Mitigation strategies for this vulnerability should focus on implementing proper anti-CSRF token validation mechanisms within the administrative interface. The application must generate and validate unique tokens for each administrative session, ensuring that delete operations require explicit verification that originates from legitimate administrative users. Security patches should enforce strict session validation and implement proper request origin checking. Organizations using Jirafeau should immediately upgrade to version 3.4.1 or later, which addresses this vulnerability through proper CSRF protection implementation. The mitigation approach aligns with ATT&CK technique T1213, which involves gaining access to data repositories through compromised administrative credentials or elevated privileges, making this vulnerability particularly concerning for maintaining system integrity and data availability.