CVE-2007-3146 in Zen Help Desk
Summary
by MITRE
Zen Help Desk 2.1 stores sensitive information under the web root with insufficient access control, which allows remote attackers to download a database containing a password via a direct request for ZenHelpDesk.mdb.
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Analysis
by VulDB Data Team • 10/28/2017
The vulnerability identified as CVE-2007-3146 affects Zen Help Desk version 2.1 and represents a critical misconfiguration issue that exposes sensitive data through improper access controls. This flaw resides in the application's handling of database files within the web root directory structure, creating an avenue for unauthorized information disclosure that directly impacts the confidentiality of user credentials and system data. The vulnerability demonstrates a fundamental failure in the principle of least privilege and proper security boundary enforcement within the web application architecture.
The technical implementation of this vulnerability stems from the application's insecure file placement practices where the database file ZenHelpDesk.mdb is stored in a location accessible through standard web requests. Remote attackers can directly access this file by constructing a specific URL request that targets the database file within the web root directory. This misconfiguration allows for immediate retrieval of the entire database content including password hashes or plain text credentials without requiring authentication or authorization. The flaw operates at the application configuration level rather than through code-level vulnerabilities, making it particularly concerning as it requires minimal technical expertise to exploit.
The operational impact of this vulnerability extends beyond simple credential theft to encompass potential system compromise and data breach scenarios. When attackers successfully download the database file, they gain access to administrative credentials, user information, and potentially sensitive business data stored within the help desk system. This exposure can lead to unauthorized access to customer information, system manipulation, and potential lateral movement within network environments where the help desk system operates. The vulnerability directly violates security standards regarding data protection and access control enforcement, creating a persistent risk for organizations relying on the affected software.
Mitigation strategies for this vulnerability should focus on immediate remediation through proper file placement and access control implementation. The database file must be moved outside the web root directory structure and configured with appropriate access controls that prevent direct web access. Organizations should implement proper authentication and authorization checks for all database access requests, ensuring that only authorized personnel can access sensitive information. The fix aligns with common weakness enumeration CWE-22 which addresses improper limitation of a pathname to a restricted directory, and follows attack technique patterns described in the attack tree framework where direct file access represents a fundamental exploitation vector. Security configurations should also include regular access control reviews and file permission audits to prevent similar misconfigurations from occurring in other system components.