CVE-2018-10096 in joyplus-cms
Summary
by MITRE
joyplus-cms 1.6.0 has XSS via the device_name parameter in a manager/admin_ajax.php?action=save flag=add request.
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Analysis
by VulDB Data Team • 02/28/2023
The vulnerability identified as CVE-2018-10096 affects joyplus-cms version 1.6.0 and represents a cross-site scripting flaw that allows remote attackers to inject malicious scripts into web applications. This issue specifically manifests through the device_name parameter within the manager/admin_ajax.php endpoint when processing requests with the action=save flag=add. The vulnerability falls under the category of CWE-79 which defines improper neutralization of input during web page generation, making it a classic example of client-side code injection that can compromise user sessions and data integrity.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious payload containing script code within the device_name parameter and submits it through the administrative ajax interface. The application fails to properly sanitize or escape the input before rendering it back to users, creating an environment where the injected scripts execute within the context of other users' browsers. This type of flaw enables attackers to perform actions such as stealing session cookies, redirecting users to malicious sites, or modifying web page content to deceive users. The vulnerability is particularly concerning in administrative interfaces where privileged users may interact with the application, as it could potentially lead to complete system compromise through session hijacking or privilege escalation.
The operational impact of CVE-2018-10096 extends beyond simple script injection, as it can facilitate more sophisticated attacks within the web application environment. When an attacker successfully exploits this vulnerability, they can execute arbitrary code in the victim's browser context, potentially leading to unauthorized access to administrative functions, data exfiltration, or the deployment of additional malware. The vulnerability is classified under the ATT&CK technique T1059.007 for Scripting, which describes the use of scripting languages to execute malicious code. The impact is amplified because the affected component is part of the administrative interface, meaning that successful exploitation could result in complete system compromise if the attacker can gain administrative privileges.
Mitigation strategies for CVE-2018-10096 should focus on implementing proper input validation and output encoding mechanisms throughout the application. Developers must ensure that all user-supplied data is properly sanitized before being processed or displayed, with particular attention to parameters used in dynamic content generation. The recommended approach involves implementing strict input validation using allowlists, proper HTML escaping for output rendering, and employing Content Security Policy (CSP) headers to limit script execution. Additionally, regular security assessments and code reviews should be conducted to identify similar vulnerabilities in other input parameters. The fix should involve updating the joyplus-cms to a version that properly handles the device_name parameter through input sanitization techniques and implementing proper output encoding mechanisms that prevent script execution in contexts where it is not intended. Organizations should also consider implementing web application firewalls and monitoring for suspicious input patterns to detect potential exploitation attempts.