CVE-2023-46119 : Exploit Details and Defense Strategies

Parse Server may crash when uploading file without extension

Understanding CVE-2023-46119

Parse Server, an open-source backend solution compatible with Node.js, is susceptible to crashing when a file is uploaded without an extension. This vulnerability has been identified and rectified in specific versions.

What is CVE-2023-46119?

CVE-2023-46119 highlights a security issue within Parse Server that triggers a crash upon file uploads lacking extensions. This vulnerability falls under CWE-23: Relative Path Traversal.

The Impact of CVE-2023-46119

The impact of CVE-2023-46119 is rated as HIGH based on CVSS v3.1 metrics. It has a base score of 7.5, with a HIGH severity level due to its potential to disrupt service availability.

Technical Details of CVE-2023-46119

This section delves into specific technical aspects of the vulnerability.

Vulnerability Description

The vulnerability in Parse Server causes a crash when a file lacking extension is uploaded, affecting system stability.

Affected Systems and Versions

Parse Server versions from 1.0.0 to 5.5.6 and versions from 6.0.0 to 6.3.1 are impacted by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited by uploading a file without an extension, triggering the crash scenario in affected Parse Server versions.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-46119, certain steps should be taken for immediate and long-term security.

Immediate Steps to Take

Update Parse Server to versions 5.5.6 or 6.3.1 to address the vulnerability and prevent system crashes.

Long-Term Security Practices

Regularly update Parse Server to the latest versions to ensure that known vulnerabilities are patched and security is maintained.

Patching and Updates

Refer to official Parse Server releases such as 5.5.6 and 6.3.1 for the patched versions addressing CVE-2023-46119.