CVE-2017-12758 in Appointment Component
Summary
by MITRE
https://www.joomlaextensions.co.in/ Joomla! Component Appointment 1.1 is affected by: SQL Injection. The impact is: Code execution (remote). The component is: com_appointment component.
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Analysis
by VulDB Data Team • 09/15/2023
The vulnerability identified as CVE-2017-12758 affects the Joomla content management systems. The flaw arises from inadequate input validation and sanitization mechanisms within the component's database interaction processes, creating an exploitable pathway for malicious actors to manipulate SQL queries and gain unauthorized system access.
The technical implementation of this vulnerability stems from improper handling of user-supplied input parameters within the component's backend database operations. When the application processes requests containing maliciously crafted SQL payloads through vulnerable input fields, the system fails to properly escape or validate these inputs before incorporating them into database queries. This allows attackers to inject arbitrary SQL commands that can manipulate the underlying database structure, extract sensitive information, or execute arbitrary code on the affected server. The vulnerability specifically targets the component's parameter handling mechanisms where direct SQL query construction occurs without proper sanitization measures, creating a direct path for privilege escalation and system compromise.
The operational impact of this vulnerability extends beyond simple data theft to encompass full system compromise and potential lateral movement within network environments. Remote code execution capabilities enable attackers to establish persistent backdoors, deploy additional malware, or use the compromised system as a launch point for attacking other networked systems. The vulnerability affects Joomla CMS platforms. Organizations running vulnerable versions face risks including data breaches, service disruption, and potential regulatory compliance violations due to unauthorized access to sensitive information.
Security mitigations for this vulnerability require immediate patching of the affected Joomla! component to the latest version that contains proper input validation and SQL injection protection mechanisms. System administrators should implement comprehensive input sanitization protocols and employ parameterized queries to prevent similar issues in other applications. Network segmentation and access control measures can help limit the potential impact of successful exploitation attempts. Organizations should conduct thorough vulnerability assessments to identify all instances of the affected component and ensure proper security configurations are in place. The vulnerability aligns with CWE-89 which specifically addresses SQL injection flaws, and represents a technique commonly categorized under ATT&CK tactic TA0001 (Initial Access) and technique T1071.004 (Application Layer Protocol: DNS) when used in reconnaissance phases, though the primary impact occurs through the execution of malicious code rather than network protocol manipulation.