CVE-2023-25753 : Security Advisory and Response

This CVE record addresses a Server-Side Request Forgery (SSRF) vulnerability identified in Apache ShenYu, affecting version 2.5.1. The vulnerability is located at the /sandbox/proxyGateway endpoint and allows unauthorized manipulation of HTTP requests and responses, potentially leading to serious security implications.

Understanding CVE-2023-25753

This section delves deeper into the specifics of CVE-2023-25753 to provide a comprehensive understanding of the vulnerability and its impact.

What is CVE-2023-25753?

The SSRF vulnerability in Apache ShenYu, version 2.5.1, enables attackers to manipulate requests by inputting a URL into the requestUrl parameter. This manipulation grants control over HTTP methods, cookies, IP addresses, and headers, allowing malicious actors to send requests to chosen hosts.

The Impact of CVE-2023-25753

The SSRF vulnerability in Apache ShenYu poses a significant threat as it permits attackers to send arbitrary requests and retrieve responses without proper authorization. By exploiting this vulnerability, threat actors can potentially access sensitive information, initiate attacks on internal systems, or conduct further malicious activities.

Technical Details of CVE-2023-25753

Exploring the technical aspects of CVE-2023-25753 provides insights into the vulnerability's nature, affected systems, and exploitation mechanisms.

Vulnerability Description

The SSRF vulnerability in Apache ShenYu allows unauthorized users to manipulate requests and gain access to responses, compromising the integrity and security of the system. The endpoint /sandbox/proxyGateway is particularly susceptible to these unauthorized manipulations.

Affected Systems and Versions

Apache ShenYu version 2.5.1 is confirmed to be affected by this vulnerability. It is crucial for users of this version to take immediate action to mitigate the risk posed by CVE-2023-25753.

Exploitation Mechanism

By inputting a URL into the requestUrl parameter at the /sandbox/proxyGateway endpoint, malicious actors can exert control over HTTP methods, cookies, IP addresses, and headers, enabling them to dispatch unauthorized HTTP requests.

Mitigation and Prevention

To safeguard systems and mitigate the risks associated with CVE-2023-25753, implementing preventive measures and applying necessary patches are essential.

Immediate Steps to Take

Users of Apache ShenYu 2.5.1 are advised to upgrade to version 2.6.0 promptly or apply the provided patch to address the SSRF vulnerability. Timely action can prevent potential exploitation of the vulnerability.

Long-Term Security Practices

In addition to immediate upgrades or patches, adopting robust security practices such as regular security audits, access controls, and monitoring for suspicious activities can enhance the overall security posture of the system.

Patching and Updates

The Apache Software Foundation has released the patch for CVE-2023-25753 to address the SSRF vulnerability in Apache ShenYu. It is recommended to apply the patch from the provided link to secure the system and prevent unauthorized manipulation of HTTP requests.