CVE-2024-3322 in lollms-webui
Summary
by MITRE • 06/06/2024
A path traversal vulnerability exists in the 'cyber_security/codeguard' native personality of the parisneo/lollms-webui, affecting versions up to 9.5. The vulnerability arises from the improper limitation of a pathname to a restricted directory in the 'process_folder' function within 'lollms-webui/zoos/personalities_zoo/cyber_security/codeguard/scripts/processor.py'. Specifically, the function fails to properly sanitize user-supplied input for the 'code_folder_path', allowing an attacker to specify arbitrary paths using '../' or absolute paths. This flaw leads to arbitrary file read and overwrite capabilities in specified directories without limitations, posing a significant risk of sensitive information disclosure and unauthorized file manipulation.
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Analysis
by VulDB Data Team • 10/18/2024
The vulnerability identified as CVE-2024-3322 represents a critical path traversal flaw within the cyber_security/codeguard native personality of the parisneo/lollms-webui platform. This security weakness exists specifically in versions up to 9.5 and stems from inadequate input validation mechanisms within the process_folder function located in lollms-webui/zoos/personalities_zoo/cyber_security/codeguard/scripts/processor.py. The flaw manifests when the system fails to properly constrain user-supplied pathnames to restricted directories, creating an exploitable condition that allows malicious actors to manipulate file system access patterns. The vulnerability is classified under CWE-22 Path Traversal which is a well-established weakness category that encompasses improper limitation of pathname characters to restricted directories, making it a fundamental security concern in file system operations. From an operational perspective, this vulnerability directly enables attackers to bypass normal access controls and gain unauthorized access to the file system through the code_folder_path parameter.
The technical exploitation of this vulnerability occurs through the manipulation of the code_folder_path input parameter which is processed by the vulnerable process_folder function. Attackers can leverage directory traversal sequences such as '../' or absolute path references to navigate outside of intended directories and access arbitrary files or directories on the system. This improper sanitization of user input creates a scenario where the application cannot distinguish between legitimate and malicious path specifications, allowing for complete bypass of directory restrictions. The implications extend beyond simple file access to include arbitrary file read and overwrite capabilities, meaning attackers can not only retrieve sensitive information but also modify or delete critical system files. This vulnerability operates at the intersection of several ATT&CK tactics including TA0005 Defense Evasion through path traversal techniques and TA0006 Credential Access through potential information disclosure. The attack surface is particularly concerning because it allows for unrestricted file system manipulation without any apparent limitations on the directories that can be accessed.
The operational impact of CVE-2024-3322 is severe and multifaceted, potentially exposing sensitive data and compromising system integrity. An attacker exploiting this vulnerability could access configuration files, source code repositories, user credentials, and other confidential information stored within the application's directory structure. The ability to overwrite files introduces additional risks including potential system compromise through malicious code injection or disruption of critical application functionality. Organizations utilizing the parisneo/lollms-webui platform in versions up to 9.5 face significant exposure to these threats, particularly in environments where the application has elevated privileges or access to sensitive data repositories. The vulnerability's presence in a cybersecurity tool's code guard functionality creates an ironic situation where the security mechanism itself becomes a potential attack vector, undermining the platform's intended protective capabilities. This flaw could enable attackers to exfiltrate sensitive information, modify security configurations, or establish persistent access points within the target environment.
Mitigation strategies for CVE-2024-3322 must address both immediate remediation and long-term architectural improvements to prevent similar vulnerabilities. The primary recommendation involves implementing proper input validation and sanitization of all user-supplied path parameters, specifically ensuring that the code_folder_path input is strictly validated against a whitelist of acceptable directories. Organizations should implement absolute path resolution and canonicalization techniques to prevent directory traversal attacks by normalizing all path inputs and verifying they remain within designated boundaries. The system should enforce strict directory restrictions and employ proper access control mechanisms that prevent file system navigation beyond intended directories. Additionally, developers should consider implementing a secure coding framework that automatically validates path inputs against predefined safe directories, utilizing techniques such as path normalization and forbidden character filtering. Regular security audits and code reviews should specifically target file system access functions to identify and remediate similar vulnerabilities. The implementation of proper logging and monitoring for file system access patterns can help detect potential exploitation attempts, while updating to patched versions of the parisneo/lollms-webui platform should be prioritized as the most effective long-term solution. Organizations should also consider implementing network segmentation and principle of least privilege access controls to limit the potential impact of successful exploitation attempts.