CVE-2024-38728 in Seraphinite Post DOCX Source Plugin
Summary
by MITRE • 07/22/2024
Server-Side Request Forgery (SSRF) vulnerability in Seraphinite Solutions Seraphinite Post .DOCX Source.This issue affects Seraphinite Post .DOCX Source: from n/a through 2.16.9.
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Analysis
by VulDB Data Team • 08/15/2024
The Server-Side Request Forgery vulnerability identified as CVE-2024-38728 represents a critical security flaw within the Seraphinite Post .DOCX Source software ecosystem. This vulnerability manifests in the form of a server-side request forgery that allows malicious actors to manipulate the application's behavior by making unauthorized requests to internal or external systems. The affected version range spans from an unknown initial state through version 2.16.9, indicating that all iterations within this spectrum remain susceptible to exploitation. The vulnerability stems from insufficient validation of user-supplied input that is processed by the application's server-side components, creating an attack surface where crafted requests can bypass normal access controls and potentially expose sensitive internal resources.
The technical implementation of this SSRF vulnerability occurs when the application processes user-provided data without proper sanitization or validation mechanisms. When the Seraphinite Post .DOCX Source component receives input that contains malicious URLs or network references, it fails to properly validate or restrict these requests before forwarding them to backend services. This flaw operates under CWE-918, which specifically addresses server-side request forgery vulnerabilities where attackers can manipulate the target of a server-side request. The vulnerability allows attackers to make requests to internal services that would normally be inaccessible from the internet, potentially enabling them to scan internal networks, access sensitive data, or even execute arbitrary code on vulnerable systems. The attack vector typically involves crafting specially formatted documents or input parameters that contain URLs pointing to internal resources, which the application then attempts to access on behalf of the user.
The operational impact of this vulnerability extends beyond simple data exposure, creating significant risks for organizations utilizing the affected software. Attackers can leverage this vulnerability to perform internal network reconnaissance, identify running services, and potentially escalate their privileges within the affected environment. The implications include unauthorized access to internal databases, file systems, and network services that should remain protected from external access. This vulnerability can be particularly dangerous in environments where the application runs with elevated privileges or has access to sensitive internal resources. The exploitation of this SSRF flaw aligns with ATT&CK technique T1071.004, which covers application layer protocol tunneling, as attackers can use the vulnerable application to establish connections to internal systems. Organizations may experience data breaches, unauthorized system access, and potential compromise of entire internal network infrastructures.
Mitigation strategies for CVE-2024-38728 should focus on implementing robust input validation and network access controls. Organizations should immediately update to the latest available version of Seraphinite Post .DOCX Source to address the vulnerability, as vendors typically release patches that correct the input validation flaws. Network segmentation and firewall rules should be implemented to restrict outbound connections from the affected application, particularly preventing access to internal services that should remain isolated from external threats. Input sanitization measures must be strengthened to ensure that all user-supplied data is properly validated before processing, with particular attention to URL formats and network references. Additionally, implementing a web application firewall can provide an additional layer of protection by monitoring and filtering suspicious requests. Regular security assessments and penetration testing should be conducted to identify similar vulnerabilities within the application's codebase. Organizations should also consider implementing network monitoring solutions that can detect unusual outbound requests that may indicate exploitation attempts. The remediation process should include comprehensive testing to ensure that the patch does not introduce any regressions in the application's functionality while effectively addressing the SSRF vulnerability.