CVE-2024-31009 in SEMCMS
Summary
by MITRE • 04/03/2024
SQL injection vulnerability in SEMCMS v.4.8, allows a remote attacker to obtain sensitive information via lgid parameter in Banner.php.
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Analysis
by VulDB Data Team • 04/03/2024
The SQL injection vulnerability identified as CVE-2024-31009 affects SEMCMS version 4.8 and represents a critical security flaw that enables remote attackers to extract sensitive data from the underlying database system. This vulnerability specifically manifests through the lgid parameter within the Banner.php script, which fails to properly sanitize user input before incorporating it into SQL queries. The flaw falls under the Common Weakness Enumeration category CWE-89, which defines SQL injection as the insertion of malicious SQL code into input fields that are subsequently processed by database servers. The vulnerability exists due to insufficient input validation and parameterized query implementation, allowing attackers to manipulate the SQL execution flow and potentially access confidential information stored within the application's database.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to perform unauthorized database operations including data modification, deletion, and extraction of administrative credentials or user information. When an attacker exploits this vulnerability through the lgid parameter in Banner.php, they can construct malicious SQL payloads that bypass authentication mechanisms and gain access to sensitive system information. This type of attack aligns with the MITRE ATT&CK framework's technique T1071.004, which covers application layer protocol manipulation, and specifically targets the database access phase of attack chains. The vulnerability affects the integrity and confidentiality of the entire SEMCMS system, potentially compromising all user data, session information, and system configuration details stored in the database.
The exploitation of CVE-2024-31009 requires minimal technical expertise and can be accomplished through standard web application penetration testing tools or manual crafting of malicious requests. Attackers typically construct payloads that leverage SQL injection techniques such as union-based queries or error-based extraction methods to retrieve database contents. The vulnerability's remote nature means that no local system access is required for exploitation, making it particularly dangerous for publicly accessible web applications. Organizations running SEMCMS v.4.8 should consider implementing immediate mitigations including input validation, parameterized queries, and web application firewalls to prevent unauthorized access. The recommended remediation strategy involves upgrading to a patched version of SEMCMS, implementing proper input sanitization procedures, and conducting comprehensive security assessments of all database interactions within the application. Additionally, security monitoring should be enhanced to detect anomalous database access patterns that may indicate exploitation attempts, while network segmentation and access controls should be strengthened to limit potential lateral movement within compromised environments.