CVE-2014-8339 in ClipShare
Summary
by MITRE
SQL injection vulnerability in midroll.php in Nuevolab Nuevoplayer for ClipShare 8.0 and earlier allows remote attackers to execute arbitrary SQL commands via the ch parameter.
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Analysis
by VulDB Data Team • 04/03/2022
The CVE-2014-8339 vulnerability represents a critical SQL injection flaw within the Nuevolab Nuevoplayer plugin for ClipShare version 8.0 and earlier. This vulnerability exists in the midroll.php script which processes user input through the ch parameter, creating an exploitable entry point for malicious actors to execute unauthorized database operations. The vulnerability stems from insufficient input validation and sanitization mechanisms that fail to properly escape or filter user-supplied data before incorporating it into SQL query constructs. This allows attackers to manipulate the underlying database queries through crafted input that can alter the intended execution flow of the application's database interactions.
The technical exploitation of this vulnerability occurs when an attacker submits malicious input through the ch parameter in the midroll.php script. The vulnerable code directly incorporates this parameter into SQL queries without proper sanitization, enabling attackers to inject malicious SQL syntax that can modify, retrieve, or delete database contents. This type of vulnerability falls under CWE-89 which specifically addresses SQL injection flaws where untrusted data is used in SQL commands without proper validation or escaping. The attack vector is particularly dangerous because it allows remote code execution capabilities, enabling adversaries to gain unauthorized access to sensitive data and potentially escalate privileges within the affected system's database environment.
The operational impact of CVE-2014-8339 extends beyond simple data theft to encompass complete database compromise and potential system infiltration. Attackers can leverage this vulnerability to extract confidential information including user credentials, personal data, and system configurations stored within the ClipShare database. The vulnerability's remote nature means that exploitation can occur without requiring physical access to the system, making it particularly attractive to cybercriminals seeking scalable attack vectors. This weakness can also serve as a stepping stone for further attacks, as compromised database credentials may provide access to other interconnected systems within the organization's infrastructure. The vulnerability aligns with ATT&CK technique T1071.005 which describes the use of SQL injection for data manipulation and extraction, and T1190 which covers the exploitation of remote services through injection attacks.
Mitigation strategies for CVE-2014-8339 must focus on immediate patching and input validation improvements. The primary solution involves updating to a patched version of Nuevolab Nuevoplayer that addresses the SQL injection vulnerability through proper parameterized queries and input sanitization. Organizations should implement proper input validation at multiple layers including application-level filtering, database-level query parameterization, and web application firewalls that can detect and block malicious SQL injection patterns. The implementation of prepared statements or parameterized queries should be enforced throughout the application codebase to prevent similar vulnerabilities from occurring in other components. Additionally, regular security audits and penetration testing should be conducted to identify and remediate other potential injection points within the ClipShare platform and related systems, ensuring comprehensive protection against evolving attack methodologies that may target similar vulnerabilities.