CVE-2007-0970 in WebTester
Summary
by MITRE
Multiple SQL injection vulnerabilities in WebTester 5.0.20060927 and earlier allow remote attackers to execute arbitrary SQL commands via the testID parameter to directions.php, and unspecified parameters to other files that accept GET or POST input.
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Analysis
by VulDB Data Team • 08/19/2018
The vulnerability identified as CVE-2007-0970 represents a critical SQL injection flaw affecting WebTester versions 5.0.20060927 and earlier. This vulnerability resides within the web application's input validation mechanisms and allows remote attackers to manipulate database queries through crafted malicious input. The flaw specifically manifests when the application fails to properly sanitize user-supplied data before incorporating it into SQL command strings, creating an avenue for unauthorized database access and manipulation. The vulnerability impacts multiple files within the WebTester application, with particular emphasis on directions.php where the testID parameter serves as the primary attack vector. The issue stems from inadequate input filtering and improper parameter handling, allowing attackers to inject malicious SQL code that executes with the privileges of the database user account.
The technical exploitation of this vulnerability follows established patterns of SQL injection attacks as categorized under CWE-89, which defines improper neutralization of special elements used in an SQL command. Attackers can leverage the testID parameter in directions.php to inject malicious SQL payloads that bypass authentication mechanisms, extract sensitive data, modify database records, or even execute administrative commands on the underlying database system. The unspecified parameters in other files that accept GET or POST input suggest a broader scope of potential attack surfaces within the application, indicating that the vulnerability may not be isolated to a single endpoint but rather represents a systemic input validation weakness. This type of vulnerability aligns with ATT&CK technique T1190, which describes the use of SQL injection to gain access to databases and extract or manipulate data, making it a significant concern for organizations relying on database-backed web applications.
The operational impact of CVE-2007-0970 extends beyond immediate data compromise to encompass potential system-wide damage and regulatory compliance violations. Successful exploitation could result in unauthorized access to sensitive user information, financial data, or proprietary business information stored within the WebTester database. The vulnerability creates opportunities for attackers to escalate privileges, potentially leading to full system compromise if the database user account has elevated permissions. Organizations using affected versions of WebTester face significant risk of data breaches, service disruption, and potential legal consequences due to inadequate security controls. The vulnerability's remote exploitability means that attackers can target the application from anywhere on the internet without requiring physical access or prior authentication, making it particularly dangerous. Additionally, the impact on system availability cannot be ignored, as database manipulation could potentially lead to service degradation or complete unavailability of the affected application.
Mitigation strategies for CVE-2007-0970 must address both immediate remediation and long-term security improvements. The primary recommendation involves upgrading to a patched version of WebTester that resolves the input validation issues and implements proper parameter sanitization. Organizations should also implement comprehensive input validation and output encoding mechanisms throughout their applications to prevent similar vulnerabilities from occurring. Web application firewalls and intrusion prevention systems can provide additional layers of protection by monitoring for suspicious SQL injection patterns and blocking malicious requests before they reach the application backend. Security teams should conduct thorough code reviews and penetration testing to identify and remediate similar vulnerabilities in other applications within their environment. Regular security assessments and vulnerability scanning should be implemented as ongoing practices to maintain application security posture. The remediation process should also include disabling unnecessary database user privileges, implementing proper access controls, and establishing monitoring procedures to detect potential exploitation attempts. Organizations must also consider implementing database activity monitoring tools to track and alert on unusual database access patterns that may indicate exploitation of SQL injection vulnerabilities.