CVE-2023-0903 in Employee Task Management System
Summary
by MITRE • 02/18/2023
A vulnerability was found in SourceCodester Employee Task Management System 1.0. It has been declared as critical. This vulnerability affects unknown code of the file edit-task.php. The manipulation of the argument task_id leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-221452.
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Analysis
by VulDB Data Team • 03/23/2023
The CVE-2023-0903 vulnerability represents a critical sql injection flaw within the SourceCodester Employee Task Management System version 1.0, specifically impacting the edit-task.php component. This vulnerability stems from inadequate input validation and sanitization practices within the application's codebase, creating a significant security risk for organizations utilizing this particular system. The flaw manifests when the task_id parameter is manipulated, allowing malicious actors to inject arbitrary sql commands into the database query execution process. The vulnerability's classification as critical indicates the potential for severe data compromise and system unauthorized access, making it a high-priority concern for security professionals.
The technical implementation of this vulnerability follows established patterns of sql injection attacks where user-controllable input directly influences database query construction without proper sanitization or parameterization. When an attacker submits a malicious task_id value to the edit-task.php endpoint, the application fails to properly escape or validate the input before incorporating it into sql statements. This oversight enables attackers to manipulate the intended database operations, potentially extracting sensitive information, modifying records, or even gaining administrative control over the database. The remote exploitation capability means that attackers do not require physical access to the system, allowing them to leverage this vulnerability from any network location.
The operational impact of this vulnerability extends beyond simple data theft, as it can lead to complete system compromise and unauthorized access to employee task data, user credentials, and potentially sensitive organizational information. The disclosure of this exploit to the public increases the likelihood of real-world exploitation, making immediate remediation essential for organizations that have deployed this software. Security teams must recognize that this vulnerability can serve as an initial access point for more extensive attacks, potentially enabling lateral movement within networks or privilege escalation attacks. The vulnerability's presence in a task management system specifically raises concerns about potential exposure of confidential employee activities, project details, and organizational workflows.
Organizations affected by this vulnerability should implement immediate mitigations including input validation, parameterized queries, and web application firewall rules to block malicious sql injection attempts. The recommended approach involves applying the vendor's official patch or update as soon as it becomes available, while also implementing proper input sanitization measures to prevent similar vulnerabilities in other application components. Security monitoring should be enhanced to detect suspicious database query patterns and unusual access attempts to the affected endpoint. Additionally, organizations should conduct comprehensive vulnerability assessments of their entire software ecosystem to identify similar sql injection vulnerabilities in other applications, as this flaw demonstrates the importance of proper input validation practices. This vulnerability aligns with CWE-89, which specifically addresses sql injection weaknesses, and represents a common attack vector that appears frequently in the ATT&CK framework under the technique of command and control communications.