CVE-2016-4893 in SetucoCMS
Summary
by MITRE
SQL injection vulnerability in SetucoCMS.
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Analysis
by VulDB Data Team • 08/29/2020
The CVE-2016-4893 vulnerability represents a critical sql injection flaw discovered in SetucoCMS, a content management system designed for web applications. This vulnerability stems from inadequate input validation and sanitization mechanisms within the CMS framework, allowing malicious actors to inject arbitrary sql commands through user-controllable parameters. The flaw specifically affects how the system processes user input in database queries, creating an exploitable pathway for unauthorized data access and manipulation.
The technical implementation of this vulnerability occurs when SetucoCMS fails to properly escape or parameterize user-supplied data before incorporating it into sql query constructs. Attackers can exploit this weakness by crafting malicious input strings that alter the intended sql execution flow, potentially enabling them to extract sensitive information from the underlying database, modify existing records, or even delete entire data sets. The vulnerability typically manifests when user input is directly concatenated into sql statements without proper sanitization measures, violating fundamental secure coding principles.
From an operational perspective, this vulnerability poses significant risks to organizations utilizing SetucoCMS, as it can lead to complete database compromise and potential system takeover. The impact extends beyond simple data theft to include service disruption, data integrity violations, and potential regulatory compliance violations. Attackers exploiting this vulnerability can gain unauthorized access to user credentials, personal information, and business-critical data stored within the cms database. The attack surface is particularly concerning given that cms platforms often serve as central repositories for sensitive organizational information.
The vulnerability aligns with CWE-89, which specifically addresses sql injection flaws in software applications, and maps to several ATT&CK techniques including T1071.005 for application layer protocol usage and T1190 for exploitation of remote services. Organizations should implement immediate mitigations including input validation, parameterized queries, and regular security updates to address this vulnerability. Additionally, network segmentation and monitoring solutions can help detect potential exploitation attempts. The remediation process requires thorough code review and implementation of proper sql injection prevention mechanisms, including the adoption of prepared statements and stored procedures to ensure data integrity and system security.