CVE-2005-4606 in Database Login
Summary
by MITRE
SQL injection vulnerability in check_user.asp in multiple Web Wiz products including (1) Site News 3.06 and earlier, (2) Journal 1.0 and earlier, (3) Polls 3.06 and earlier, and (4) and Database Login 1.71 and earlier allows remote attackers to execute arbitrary SQL commands via the txtUserName parameter.
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Analysis
by VulDB Data Team • 06/13/2019
This vulnerability represents a critical sql injection flaw in multiple web wiz products that affects several core components including site news, journal, polls, and database login modules. The vulnerability specifically exists in the check_user.asp script where user input is not properly sanitized before being incorporated into sql queries. Attackers can exploit this weakness by manipulating the txtusername parameter to inject malicious sql commands that bypass authentication mechanisms and gain unauthorized access to the underlying database systems. The vulnerability affects versions 3.06 and earlier of Site News, version 1.0 and earlier of Journal, version 3.06 and earlier of Polls, and version 1.71 and earlier of Database Login, indicating a widespread issue across the product suite.
The technical implementation of this vulnerability stems from improper input validation and sanitization practices within the web application code. When user credentials are submitted through the txtusername field, the application directly incorporates this parameter into sql query construction without adequate escaping or parameterization. This allows malicious actors to inject sql syntax that can manipulate the query execution flow, potentially enabling data extraction, modification, or deletion operations. The flaw aligns with common weakness enumeration CWE-89 which specifically addresses sql injection vulnerabilities where untrusted data is embedded into sql commands without proper sanitization. The vulnerability's exploitation demonstrates a classic attack pattern that maps to attack technique T1190 in the mitre ATT&CK framework for exploiting vulnerabilities in applications.
The operational impact of this vulnerability extends beyond simple authentication bypass to encompass potential full database compromise and data breach scenarios. Successful exploitation could enable attackers to extract sensitive user information, modify or delete database records, and potentially escalate privileges to gain administrative control over the affected systems. The affected products represent core web applications that likely handle user authentication and data management, making them attractive targets for malicious actors seeking persistent access to organizational resources. Organizations running these vulnerable versions face significant risk of unauthorized data access and potential system compromise, particularly in environments where these applications are deployed without proper network segmentation or additional security controls.
Mitigation strategies should prioritize immediate patching of all affected versions to address the sql injection vulnerability at its source. Organizations should implement proper input validation and parameterized queries throughout their applications to prevent similar issues in the future. Network segmentation and web application firewalls can provide additional layers of protection by monitoring and filtering suspicious sql injection attempts. Regular security assessments and code reviews should be conducted to identify and remediate similar vulnerabilities in other applications. The vulnerability also underscores the importance of keeping all web applications updated and following secure coding practices such as those outlined in the owasp top ten and iso 27001 standards for application security. Organizations should also implement monitoring solutions to detect and respond to sql injection attempts that may bypass other security controls.