CVE-2007-0346 in FileMailer
Summary
by MITRE
SQL injection vulnerability in index.php in SmE FileMailer 1.21 allows remote attackers to execute arbitrary SQL commands via the us parameter.
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Analysis
by VulDB Data Team • 08/17/2018
The vulnerability identified as CVE-2007-0346 represents a critical sql injection flaw within the SmE FileMailer 1.21 web application. This vulnerability specifically affects the index.php script where user input is improperly handled, creating an exploitable condition that allows remote attackers to inject malicious sql commands. The flaw manifests through the us parameter which serves as an entry point for malicious input manipulation. The vulnerability classifies under CWE-89 which defines sql injection as the insertion of malicious sql code into input fields for execution by the database. This particular vulnerability demonstrates a classic lack of input validation and proper parameter sanitization that has been a persistent issue in web application security for decades.
The technical exploitation of this vulnerability occurs when an attacker crafts malicious input for the us parameter in the index.php script. When the application processes this parameter without adequate sanitization or parameterized query construction, the sql injection payload gets executed within the database context. This allows attackers to perform unauthorized database operations including but not limited to data extraction, modification, deletion, or even privilege escalation. The remote nature of this vulnerability means that attackers do not need local system access or physical proximity to exploit the flaw, making it particularly dangerous in networked environments. The attack vector aligns with ATT&CK technique T1190 which describes the exploitation of vulnerabilities in web applications through sql injection attacks.
The operational impact of CVE-2007-0346 extends beyond simple data theft to encompass complete system compromise. Successful exploitation can result in unauthorized access to sensitive user data, including personal information, credentials, and potentially confidential business data stored within the application's database. Attackers may also leverage this vulnerability to establish persistent access through database backdoors or to escalate privileges within the database environment. The vulnerability affects the confidentiality, integrity, and availability of the targeted system, representing a fundamental breach in the application's security architecture. Organizations using SmE FileMailer 1.21 would face significant risk of data breaches, regulatory compliance violations, and potential legal consequences due to this unpatched vulnerability.
Mitigation strategies for CVE-2007-0346 must address both immediate remediation and long-term security improvements. The primary recommendation involves implementing proper input validation and parameterized queries to prevent sql injection attacks. Organizations should upgrade to a patched version of SmE FileMailer or migrate to a more secure alternative as the original application is no longer supported. Input sanitization techniques including proper escaping of special characters and validation of user input against expected formats should be implemented. Additionally, database access controls should be reviewed to ensure that application accounts have minimal required privileges. The implementation of web application firewalls and intrusion detection systems can provide additional layers of protection. This vulnerability underscores the importance of regular security updates and proper security testing as outlined in industry standards such as owasp top ten and iso 27001 security controls. Organizations should also implement regular vulnerability assessments and penetration testing to identify similar flaws in their web applications.