CVE-2024-27765 in Jeewms
Summary
by MITRE • 03/06/2024
Directory Traversal vulnerability in Jeewms v.3.7 and before allows a remote attacker to obtain sensitive information via the cgformTemplateController component.
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Analysis
by VulDB Data Team • 01/22/2025
The CVE-2024-27765 vulnerability represents a critical directory traversal flaw within the Jeewms v3.7 and earlier versions, specifically affecting the cgformTemplateController component. This vulnerability exposes the system to remote exploitation where unauthorized attackers can manipulate file path parameters to access sensitive system files and directories that should remain protected. The flaw stems from insufficient input validation and sanitization mechanisms within the controller, allowing malicious users to craft specific requests that bypass normal access controls and traverse the file system hierarchy. Directory traversal vulnerabilities of this nature typically arise when applications fail to properly validate user-supplied input that is used to construct file paths, enabling attackers to reference files outside of the intended directory structure.
The technical implementation of this vulnerability involves the manipulation of file path parameters within the cgformTemplateController component, which processes template requests for the Jeewms system. Attackers can exploit this weakness by appending directory traversal sequences such as ../ or ..\ to file access requests, thereby gaining access to configuration files, database credentials, application source code, and other sensitive data stored outside the designated web root or application directories. This type of vulnerability directly maps to CWE-22, which classifies directory traversal or path traversal attacks as a fundamental security weakness. The vulnerability enables attackers to potentially access critical system information including database connection strings, application secrets, user credentials, and system configuration files that could lead to further compromise of the affected system.
From an operational perspective, the impact of CVE-2024-27765 extends beyond simple information disclosure, as it provides attackers with the foundational access required for more sophisticated attacks within the compromised environment. The ability to retrieve sensitive information such as database credentials, application configuration files, and source code can enable attackers to perform privilege escalation, lateral movement, and additional exploitation attempts. This vulnerability particularly affects organizations using Jeewms versions prior to v3.7, potentially exposing their entire system infrastructure to unauthorized access. The remote nature of the vulnerability means that attackers do not require physical access or local system credentials to exploit the flaw, making it especially dangerous in environments where the application is accessible over the internet. The vulnerability aligns with ATT&CK technique T1083 (File and Directory Discovery) and T1566 (Phishing for Information) as attackers can systematically enumerate system files and extract valuable intelligence from the compromised application.
Organizations affected by this vulnerability should prioritize immediate remediation through the application of security patches provided by the Jeewms vendor, as well as implementing additional defensive measures. The most effective mitigation strategy involves upgrading to Jeewms version 3.7 or later, which contains the necessary fixes for the directory traversal vulnerability. In the interim, administrators should implement input validation controls at the application level, including strict sanitization of file path parameters and the implementation of proper access controls that prevent traversal beyond designated directories. Network-level mitigations such as web application firewalls and access control lists can provide additional protection, while monitoring systems should be configured to detect and alert on suspicious file access patterns. The vulnerability also underscores the importance of regular security assessments and penetration testing to identify similar weaknesses in other components of the application stack, as directory traversal vulnerabilities often indicate broader input validation issues that may affect other parts of the system.