CVE-2007-0582 in ChernobiLe
Summary
by MITRE
SQL injection vulnerability in default.asp in ChernobiLe 1.0 allows remote attackers to execute arbitrary SQL commands via the User (username) field.
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Analysis
by VulDB Data Team • 08/19/2024
The vulnerability identified as CVE-2007-0582 represents a critical sql injection flaw in the chernobile 1.0 web application's default.asp component. This vulnerability specifically targets the username field parameter, creating an exploitable pathway for remote attackers to execute arbitrary sql commands against the underlying database system. The flaw exists in the application's input validation mechanisms, where user-supplied data from the User field is directly incorporated into sql query construction without proper sanitization or parameterization. This type of vulnerability falls under the common weakness enumeration category CWE-89, which specifically addresses sql injection vulnerabilities. The attack vector is particularly dangerous as it allows remote code execution capabilities, enabling threat actors to manipulate database contents, extract sensitive information, or potentially gain unauthorized access to the database server itself.
The technical implementation of this vulnerability stems from improper input handling within the default.asp script where the username parameter is directly concatenated into sql statements without appropriate escaping or parameter binding. When a user submits a username value, the application fails to validate or sanitize this input before incorporating it into database queries, creating an environment where malicious sql payloads can be executed. The operational impact of this vulnerability extends beyond simple data theft, as successful exploitation can lead to complete database compromise, unauthorized user account creation, data modification or deletion, and potential lateral movement within the network infrastructure. Attackers can leverage this vulnerability to escalate privileges, access confidential user data, or even gain shell access to the database server depending on the underlying database system and its configuration.
From a cybersecurity perspective, this vulnerability demonstrates the critical importance of implementing proper input validation and parameterized queries in web applications. The attack surface is particularly concerning for applications handling user authentication data, as it directly impacts the integrity and confidentiality of user credentials and associated information. Organizations utilizing chernobile 1.0 or similar legacy applications should immediately implement mitigations including input sanitization, parameterized queries, and comprehensive input validation. The vulnerability also highlights the need for regular security assessments and code reviews to identify similar flaws in application code. According to the mitre att&ck framework, this vulnerability maps to the execution and credential access tactics, where attackers can leverage sql injection to establish persistent access and escalate privileges. The remediation approach should include immediate patching of the affected application, implementation of web application firewalls, and adoption of secure coding practices that prevent similar vulnerabilities from emerging in future development cycles.
The broader implications of CVE-2007-0582 extend to industry compliance requirements and security best practices, particularly for organizations operating in regulated environments where data protection and privacy standards mandate robust security controls. This vulnerability serves as a prime example of why organizations must maintain up-to-date security patches and why legacy applications require careful security assessment before deployment in production environments. The vulnerability's age and the widespread nature of sql injection flaws in legacy systems make it a particularly relevant case study for demonstrating the importance of secure software development lifecycle practices and continuous security monitoring. Organizations should also consider implementing database activity monitoring and anomaly detection systems to identify potential exploitation attempts of similar vulnerabilities in their infrastructure.