CVE-2015-10084 in klear-library
Summary
by MITRE • 02/21/2023
A vulnerability was found in irontec klear-library chloe and classified as critical. Affected by this issue is the function _prepareWhere of the file Controller/Rest/BaseController.php. The manipulation leads to sql injection. Upgrading to version marla is able to address this issue. The name of the patch is b25262de52fdaffde2a4434fc2a84408b304fbc5. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-221504.
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Analysis
by VulDB Data Team • 03/23/2023
The vulnerability identified as CVE-2015-10084 represents a critical sql injection flaw within the irontec klear-library chloe framework, specifically impacting the Controller/Rest/BaseController.php file. This vulnerability resides in the _prepareWhere function which processes user input for database query construction, creating an exploitable path for malicious actors to manipulate backend database operations. The flaw stems from inadequate input validation and sanitization mechanisms that fail to properly escape or parameterize user-supplied data before incorporating it into sql queries. The vulnerability classification as critical indicates the potential for severe impact including unauthorized data access, data manipulation, and possible complete system compromise. This issue affects organizations using the klear-library chloe framework who may be exposed to unauthorized database access and data breaches.
The technical exploitation of this vulnerability occurs when malicious input is passed through the _prepareWhere function without proper sanitization, allowing attackers to inject malicious sql code that gets executed by the database server. This type of vulnerability falls under CWE-89 sql injection, which is categorized as a common weakness in software security practices. The vulnerability's impact is amplified by the fact that it affects the rest controller functionality, potentially allowing attackers to access sensitive data through api endpoints that utilize this vulnerable code path. The patch referenced in the advisory with commit hash b25262de52fdaffde2a4434fc2a84408b304fbc5 specifically addresses this issue by implementing proper input validation and sql parameterization techniques. The vulnerability's presence in the base controller suggests that all rest api endpoints utilizing this functionality are potentially at risk.
From an operational perspective, this vulnerability creates significant risk for organizations relying on the klear-library chloe framework for their web applications. Attackers could leverage this flaw to extract sensitive information from databases, modify or delete data, and potentially establish persistent access to backend systems. The vulnerability's impact extends beyond immediate data compromise to include potential lateral movement within networks and escalation of privileges. Organizations using this framework may face regulatory compliance issues and data breach notifications if exploited successfully. The vulnerability's classification as critical aligns with ATT&CK framework technique T1071.004 application layer protocol and T1046 network service scanning, as exploitation would likely involve reconnaissance and exploitation of web application interfaces. The vulnerability's presence in a rest controller framework also increases risk for api-based attacks and automated exploitation.
The recommended remediation approach involves upgrading to the marla version of the klear-library chloe framework as specified in the vulnerability advisory. This upgrade addresses the root cause of the vulnerability through proper input sanitization and sql parameterization techniques. Organizations should also implement additional security measures including web application firewalls, input validation at multiple layers, and regular security assessments of their web applications. The patch implementation should be thoroughly tested in staging environments before deployment to ensure no regression issues occur. Security teams should also monitor for any related vulnerabilities in the klear-library framework and maintain updated threat intelligence on similar sql injection vulnerabilities. Organizations should conduct comprehensive security reviews of their applications to identify other potential sql injection vulnerabilities in their codebase, particularly in areas where user input is processed for database operations, as this vulnerability represents a fundamental security flaw in the application architecture that could indicate similar issues elsewhere in the codebase.