CVE-2024-5587 in Casdoor
Summary
by MITRE • 06/02/2024
A vulnerability was found in Casdoor up to 1.335.0. It has been classified as problematic. Affected is an unknown function of the file /conf/app.conf of the component Configuration File Handler. The manipulation leads to files or directories accessible. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-266838 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 06/03/2024
The vulnerability identified as CVE-2024-5587 represents a critical configuration file access issue within the Casdoor identity and access management platform. This vulnerability exists in versions up to 1.335.0 and specifically targets the configuration file handler component located at /conf/app.conf. The flaw allows unauthorized access to sensitive files and directories through a manipulative function within the configuration processing logic. Security researchers have classified this issue as problematic due to its potential for remote exploitation and the sensitive nature of the data that could be accessed. The vulnerability's discovery and public disclosure through VDB-266838 indicates that attackers may already be leveraging this weakness in the wild.
The technical implementation of this vulnerability stems from inadequate input validation and access control mechanisms within the Configuration File Handler component. When the system processes the /conf/app.conf file, it fails to properly sanitize or restrict access to certain file paths or directory structures that should remain protected. This allows an attacker to manipulate the configuration processing flow to traverse the file system and access files or directories that should be restricted. The vulnerability operates through a specific function within the configuration handler that does not properly validate user-supplied input or enforce proper file access boundaries. This type of flaw aligns with CWE-22, which describes improper limitation of a pathname to a restricted directory, commonly known as path traversal attacks. The attack vector is particularly concerning as it enables remote exploitation without requiring authentication, making it accessible to any attacker with network access to the affected system.
The operational impact of CVE-2024-5587 extends beyond simple information disclosure, as it could potentially lead to complete system compromise and unauthorized access to sensitive organizational data. An attacker exploiting this vulnerability could gain access to configuration files that may contain database credentials, API keys, encryption keys, or other sensitive information used by the Casdoor platform. The remote nature of the exploit means that attackers do not need physical access to the system or network privileges to leverage this weakness, significantly expanding the attack surface. This vulnerability directly violates the principle of least privilege and could enable attackers to escalate their privileges within the system. The potential for lateral movement within the network increases as attackers could use the accessed information to pivot to other systems or services that rely on the same credentials or configuration parameters. According to ATT&CK framework, this vulnerability maps to T1083 (File and Directory Discovery) and T1566 (Phishing) as attackers could use the discovered information to craft more sophisticated social engineering campaigns.
Organizations utilizing Casdoor versions up to 1.335.0 should immediately implement mitigations to protect against exploitation of this vulnerability. The primary recommendation involves upgrading to the latest stable version of Casdoor where this vulnerability has been addressed through proper input validation and access control mechanisms. Administrators should also implement network segmentation and firewall rules to limit access to Casdoor services to only trusted network segments. Additionally, monitoring should be enhanced to detect anomalous file access patterns or configuration file modifications that could indicate exploitation attempts. The lack of vendor response to early disclosure attempts underscores the urgency of implementing immediate defensive measures, as there may not be official patches available for some time. Security teams should conduct thorough vulnerability assessments of their Casdoor installations to identify any potential unauthorized access that may have already occurred. The vulnerability's classification as publicly disclosed means that automated scanning tools and threat intelligence feeds are likely already detecting systems running affected versions, making prompt remediation essential to avoid compromise.