CVE-2022-41391 in OcoMon
Summary
by MITRE • 10/14/2022
OcoMon v4.0 was discovered to contain a SQL injection vulnerability via the cod parameter at showImg.php.
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Analysis
by VulDB Data Team • 11/07/2022
The vulnerability CVE-2022-41391 represents a critical SQL injection flaw in OcoMon version 4.0 that specifically targets the showImg.php script through the cod parameter. This issue 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 then executed by the database. The vulnerability arises from insufficient input validation and sanitization within the application's parameter handling mechanism, allowing attackers to manipulate database queries through crafted input values.
The technical exploitation of this vulnerability occurs when an attacker submits malicious input through the cod parameter in the showImg.php file. The application fails to properly escape or validate user-supplied data before incorporating it into SQL query constructions, creating an avenue for unauthorized database access. This flaw enables attackers to execute arbitrary SQL commands, potentially leading to data extraction, modification, or deletion from the underlying database system. The impact is particularly severe because the vulnerability exists in a script designed to display images, suggesting that the application's database interactions are not properly isolated from user input processing.
Operationally, this vulnerability poses significant risks to organizations using OcoMon v4.0 as it can be exploited remotely without requiring authentication. Attackers can leverage this weakness to gain unauthorized access to sensitive information stored within the application's database, including user credentials, system configurations, and potentially confidential business data. The vulnerability's location in the image display functionality suggests that attackers might also use it to escalate privileges or perform further reconnaissance within the system. This type of vulnerability aligns with ATT&CK technique T1213.002 for data from information repositories, where adversaries extract data through database manipulation.
Mitigation strategies should focus on implementing proper input validation and parameterized queries to prevent SQL injection attacks. Organizations should immediately apply patches or updates provided by the vendor to address this vulnerability, while also implementing web application firewalls to monitor and block malicious SQL injection attempts. Additionally, developers should adopt secure coding practices including prepared statements, stored procedures, and input sanitization to prevent similar vulnerabilities in future implementations. Regular security assessments and penetration testing should be conducted to identify and remediate potential SQL injection vulnerabilities across the entire application stack.