CVE-2023-34747 : Vulnerability Insights and Analysis

A file upload vulnerability in ujcms 6.0.2 via /api/backend/core/web-file-upload/upload has been identified and published by MITRE.

Understanding CVE-2023-34747

This CVE pertains to a specific file upload vulnerability in ujcms 6.0.2 that can be exploited via the /api/backend/core/web-file-upload/upload endpoint.

What is CVE-2023-34747?

CVE-2023-34747 refers to a security flaw in the ujcms application version 6.0.2 that allows attackers to upload malicious files through the specified endpoint.

The Impact of CVE-2023-34747

The impact of this vulnerability could lead to unauthorized access, data manipulation, or the execution of arbitrary code on the affected system.

Technical Details of CVE-2023-34747

The technical details of CVE-2023-34747 include:

Vulnerability Description

The vulnerability involves a lack of proper validation during the file upload process, enabling attackers to upload and execute malicious files.

Affected Systems and Versions

The affected system is ujcms version 6.0.2. All prior versions may also be susceptible to this exploit.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending crafted file uploads to the /api/backend/core/web-file-upload/upload endpoint, potentially compromising the system.

Mitigation and Prevention

It is crucial to take immediate action to mitigate the risks associated with CVE-2023-34747.

Immediate Steps to Take

Disable the file upload functionality until a patch is available.
Monitor system logs for any unusual file upload activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
Implement secure coding practices to prevent similar issues in future releases.

Patching and Updates

Stay informed about security advisories from ujcms and apply patches as soon as they are released to eliminate the vulnerability.