CVE-2007-6392 in DWdirectory
Summary
by MITRE
SQL injection vulnerability in DWdirectory 2.1 and earlier allows remote attackers to execute arbitrary SQL commands via the search parameter to the /search URI.
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Analysis
by VulDB Data Team • 10/12/2024
The vulnerability identified as CVE-2007-6392 represents a critical sql injection flaw within DWdirectory version 2.1 and earlier implementations. This vulnerability specifically affects the search functionality of the directory application, which processes user input through the /search URI endpoint. The flaw stems from inadequate input validation and sanitization mechanisms that fail to properly escape or filter user-supplied data before incorporating it into database queries. Attackers can exploit this weakness by crafting malicious sql commands within the search parameter, which are then executed by the underlying database system with the privileges of the web application.
The technical exploitation of this vulnerability occurs when user input containing sql metacharacters and commands is passed directly to the database without proper sanitization. This allows attackers to manipulate the intended database query execution flow, potentially gaining unauthorized access to sensitive data, modifying database contents, or even executing administrative commands on the database server. The vulnerability specifically targets the search parameter handling mechanism, making it particularly dangerous as search functionality is commonly exposed to untrusted user input and often provides broad access to database resources.
The operational impact of this vulnerability extends beyond simple data theft, potentially enabling complete system compromise. An attacker could leverage this vulnerability to extract sensitive information such as user credentials, personal data, or system configurations from the underlying database. The attack surface is particularly concerning given that directory applications often contain valuable information about users, organizations, and system resources. This vulnerability aligns with CWE-89 which categorizes sql injection as a fundamental weakness in software design that allows attackers to manipulate sql queries through untrusted input.
From an adversarial perspective, this vulnerability provides attackers with a straightforward path to execute arbitrary code on the database server, potentially leading to privilege escalation and persistent access. The attack vector is relatively simple to implement, requiring only a properly crafted search query parameter that bypasses input validation controls. Organizations running affected versions of DWdirectory face significant risk as this vulnerability can be exploited by automated scanning tools, making it particularly attractive to threat actors seeking low-hanging fruit in their exploitation efforts. The vulnerability also maps to several ATT&CK techniques including T1071.004 for application layer protocol and T1213.002 for data from information repositories, highlighting the comprehensive impact on data security and system integrity.
Mitigation strategies for this vulnerability should prioritize immediate patching of affected systems to the latest available version of DWdirectory that addresses the sql injection flaw. Organizations should implement proper input validation and parameterized queries to prevent similar vulnerabilities in custom applications. Additionally, network segmentation, web application firewalls, and regular security assessments should be deployed to reduce the attack surface and detect potential exploitation attempts. The implementation of principle of least privilege for database accounts and regular monitoring of database access logs can help identify unauthorized access patterns that may indicate exploitation attempts.