CVE-2010-4857 in CAG CMS
Summary
by MITRE
SQL injection vulnerability in click.php in CAG CMS 0.2 Beta allows remote attackers to execute arbitrary SQL commands via the itemid parameter.
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Analysis
by VulDB Data Team • 02/02/2025
The CVE-2010-4857 vulnerability represents a critical sql injection flaw within the CAG CMS 02 Beta content management system that exposes remote attackers to arbitrary code execution capabilities. This vulnerability specifically targets the click.php script which processes user input through the itemid parameter, creating an exploitable entry point that bypasses normal input validation mechanisms. The flaw exists due to insufficient sanitization of user-supplied data before incorporating it into sql query constructs, allowing malicious actors to inject crafted sql commands that the application processes without proper authorization.
The technical implementation of this vulnerability stems from improper input handling within the application's backend processing logic. When the itemid parameter is passed to click.php, the system fails to properly escape or validate the input before embedding it into sql statements. This creates a classic sql injection vector where attackers can manipulate the intended query execution flow by injecting sql metacharacters and commands. The vulnerability operates at the application layer and requires no special privileges to exploit, making it particularly dangerous as it can be leveraged by anyone with access to the affected web application interface.
The operational impact of this vulnerability extends beyond simple data theft or modification, as it provides attackers with complete control over the database backend. Successful exploitation allows threat actors to execute arbitrary sql commands including data extraction, modification, deletion, or even privilege escalation within the database system. This capability can result in complete system compromise, data breaches, and potential lateral movement within network environments where the vulnerable cms system resides. The vulnerability affects all versions of CAG CMS 02 Beta and represents a fundamental flaw in the application's security architecture that undermines the integrity of the entire content management infrastructure.
Security mitigations for CVE-2010-4857 should focus on implementing proper input validation and parameterized queries to prevent sql injection attacks. The recommended approach involves using prepared statements with parameterized queries to ensure that user input cannot be interpreted as sql commands. Additionally, input sanitization measures including character escaping, length validation, and type checking should be implemented to filter out malicious payloads before they reach the database layer. Organizations should also consider implementing web application firewalls, regular security code reviews, and comprehensive penetration testing to identify and remediate similar vulnerabilities. This vulnerability aligns with CWE-89 sql injection weakness category and represents a typical attack pattern categorized under ATT&CK technique T1190 for exploitation of vulnerabilities in web applications. The remediation process requires immediate patching of the affected cms version or complete replacement with a secure, updated system to prevent exploitation attempts.