CVE-2024-45241 in CryWolf
Summary
by MITRE • 08/26/2024
A traversal vulnerability in GeneralDocs.aspx in CentralSquare CryWolf (False Alarm Management) through 2024-08-09 allows unauthenticated attackers to read files outside of the working web directory via the rpt parameter, leading to the disclosure of sensitive information.
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Analysis
by VulDB Data Team • 08/27/2024
The vulnerability identified as CVE-2024-45241 represents a critical directory traversal flaw within the CentralSquare CryWolf False Alarm Management system version 2024-08-09 and earlier. This security weakness resides in the GeneralDocs.aspx component, which processes user input through the rpt parameter without adequate validation or sanitization. The flaw enables unauthenticated attackers to manipulate file paths and access files outside the intended web root directory, potentially exposing sensitive system information.
This directory traversal vulnerability falls under the Common Weakness Enumeration category CWE-22, which specifically addresses improper limitation of a pathname to a restricted directory. The attack vector exploits the absence of proper input validation mechanisms that should prevent malicious path manipulation attempts. When an attacker submits crafted input through the rpt parameter, the application fails to properly sanitize or validate the file path, allowing arbitrary file access. The vulnerability is particularly concerning as it does not require authentication credentials, making it accessible to any attacker with network access to the affected system.
The operational impact of this vulnerability extends beyond simple information disclosure, as it could potentially lead to the exposure of configuration files, database credentials, application source code, or other sensitive data stored within the system's file structure. Attackers could leverage this weakness to gain insights into the application's architecture, identify potential additional vulnerabilities, or extract confidential information that could facilitate further attacks. The affected environment may contain proprietary data, user credentials, or system configurations that could be exploited for lateral movement or privilege escalation within the network.
Security practitioners should implement immediate mitigations including input validation and sanitization for all user-supplied parameters, particularly those used in file operations. The recommended approach involves implementing strict path validation that ensures all file access operations occur within designated directories and that any user-provided path components are properly normalized and validated. Network segmentation and access controls should be enforced to limit exposure, while regular security audits and penetration testing should be conducted to identify similar vulnerabilities in other components. The ATT&CK framework categorizes this vulnerability under T1083 (File and Directory Discovery) and T1566 (Phishing), as it enables adversaries to gather information about the target environment through unauthorized file access. Organizations should also consider implementing web application firewalls and monitoring for suspicious file access patterns to detect potential exploitation attempts.