CVE-2022-40842 in NdkAdvancedCustomizationFields
Summary
by MITRE • 11/22/2022
ndk design NdkAdvancedCustomizationFields 3.5.0 is vulnerable to Server-side request forgery (SSRF) via rotateimg.php.
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Analysis
by VulDB Data Team • 07/08/2026
The vulnerability identified as CVE-2022-40842 affects the ndk design NdkAdvancedCustomizationFields plugin version 3.5.0, specifically through the rotateimg.php endpoint. This represents a critical server-side request forgery vulnerability that allows attackers to manipulate the application's behavior by making unauthorized requests to internal systems. The flaw exists within the image rotation functionality where user-supplied parameters are not properly validated or sanitized before being processed. Attackers can exploit this weakness to target internal network resources that would normally be protected from external access, potentially leading to unauthorized data access or further exploitation of internal services.
The technical implementation of this vulnerability stems from improper input validation within the rotateimg.php script, which accepts user-provided URLs or file paths without adequate sanitization. This allows an attacker to supply malicious input that can cause the server to make unintended requests to internal systems. The vulnerability aligns with CWE-918, which specifically addresses server-side request forgery where applications fail to properly validate or restrict external resource access. The flaw demonstrates poor secure coding practices in handling user-supplied data, particularly in scenarios involving file operations or network requests. When the application processes image rotation requests, it fails to implement proper access controls or URL validation, enabling attackers to redirect requests to internal systems that should remain isolated from external network traffic.
The operational impact of this vulnerability extends beyond simple data access, as it can enable attackers to perform reconnaissance activities against internal network infrastructure. An attacker could potentially use this vulnerability to scan internal services, access sensitive internal APIs, or even escalate privileges within the application environment. The SSRF vulnerability creates a pathway for attackers to bypass network segmentation and gain access to resources that should be restricted. This type of vulnerability is particularly dangerous because it can be exploited without requiring authentication, and the attack surface can include internal systems that are not directly exposed to the internet. The vulnerability also aligns with ATT&CK technique T1190, which covers the use of server-side request forgery to access internal systems. The impact is significant for organizations that rely on this plugin for image processing capabilities, as it can compromise the integrity of their web applications and potentially lead to data breaches or system compromise.
Mitigation strategies for this vulnerability should focus on implementing robust input validation and sanitization mechanisms within the rotateimg.php script. Organizations should ensure that all user-supplied parameters are strictly validated against a whitelist of allowed values or patterns before being processed. The implementation of proper network segmentation and firewall rules can help limit the potential impact of successful exploitation attempts. Additionally, organizations should consider implementing outbound traffic filtering to prevent the application from making unauthorized requests to internal systems. Regular security updates and patches should be applied immediately upon availability, as the vulnerability affects a specific version of the plugin. The remediation process should include thorough code review to identify similar patterns throughout the application that might be susceptible to the same class of vulnerabilities. Implementing web application firewalls and security monitoring can help detect and prevent exploitation attempts, while also providing visibility into potential abuse of the vulnerable functionality. Organizations should also conduct regular penetration testing and vulnerability assessments to identify and address similar issues within their web applications.