CVE-2007-0865 in LushiNews
Summary
by MITRE
SQL injection vulnerability in comments.php in LushiNews 1.01 and earlier allows remote authenticated users to inject arbitrary SQL commands via the id parameter.
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Analysis
by VulDB Data Team • 08/22/2024
The vulnerability identified as CVE-2007-0865 represents a critical sql injection flaw within the LushiNews 1.01 content management system and earlier versions. This vulnerability specifically affects the comments.php script which processes user comments and handles database interactions. The flaw arises from inadequate input validation and sanitization mechanisms that fail to properly escape or filter user-supplied data before incorporating it into sql queries. Remote authenticated users can exploit this weakness by manipulating the id parameter to inject malicious sql commands that bypass normal authentication and authorization controls. The vulnerability exists because the application directly concatenates user input into sql statements without proper parameterization or input sanitization, creating an environment where attackers can manipulate the underlying database operations.
The technical implementation of this vulnerability falls under the common weakness enumeration CWE-89 which specifically addresses sql injection flaws in software applications. This weakness allows attackers to execute unauthorized sql commands against the database backend, potentially leading to complete system compromise. The vulnerability operates through the standard sql injection attack vector where an attacker crafts malicious input that alters the intended sql query execution flow. In this case, the id parameter serves as the primary injection point, where an attacker can append sql payload commands that get executed within the database context. The authenticated nature of the attack means that users must have valid credentials to exploit this vulnerability, but the impact remains severe as it allows for data manipulation, unauthorized access to sensitive information, and potential privilege escalation within the application's database layer.
The operational impact of CVE-2007-0865 extends beyond simple data theft or modification. An attacker with access to the system can extract sensitive user information, modify database records, execute administrative commands, and potentially gain deeper system access. The vulnerability enables attackers to bypass normal application security controls and directly interact with the database, which could lead to complete system compromise. This type of vulnerability is particularly dangerous in content management systems where user-generated content processing is common, as it allows attackers to manipulate not just their own data but potentially affect other users' information. The impact is amplified by the fact that the vulnerability affects versions up to 1.01, indicating that the flaw existed for an extended period without proper remediation.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term security improvements. The primary fix involves implementing proper input validation and parameterized queries to prevent sql injection attacks. All user-supplied input, particularly parameters used in database operations, must be properly escaped or parameterized before being incorporated into sql statements. The application should implement prepared statements or stored procedures that separate sql code from data, eliminating the possibility of sql command injection. Additionally, proper access controls and authentication mechanisms should be enforced to limit the impact of any successful exploitation attempts. Organizations should also implement database activity monitoring and logging to detect potential exploitation attempts. The vulnerability serves as a prime example of why applications must follow secure coding practices and why regular security assessments are essential for identifying and remediating such critical flaws. This vulnerability aligns with attack techniques documented in the attack pattern taxonomy where adversaries leverage sql injection to gain unauthorized database access and execute malicious commands against the backend systems.