CVE-2023-2648 : Security Advisory and Response

This CVE record discusses a critical vulnerability identified in Weaver E-Office version 9.5, involving unrestricted file upload through the file

/inc/jquery/uploadify/uploadify.php

. The vulnerability has a CVSS base score of 6.3, marking it as a medium severity issue. It was first disclosed on May 11, 2023, and the identifier VDB-228777 was assigned to this vulnerability.

Understanding CVE-2023-2648

This section will delve into the details regarding the vulnerability in Weaver E-Office version 9.5.

What is CVE-2023-2648?

A critical vulnerability has been discovered in Weaver E-Office 9.5, allowing for unrestricted file upload through manipulation of the

Filedata

argument in the file

/inc/jquery/uploadify/uploadify.php

. This security flaw enables remote attackers to initiate the attack. The exploit has been publicly disclosed, and the vulnerability identifier VDB-228777 is associated with this issue.

The Impact of CVE-2023-2648

The impact of CVE-2023-2648 revolves around the potential for unauthorized users to upload files without restrictions, leading to potential security breaches and unauthorized access to systems.

Technical Details of CVE-2023-2648

In this section, you will find detailed technical information related to the CVE-2023-2648 vulnerability.

Vulnerability Description

The vulnerability in Weaver E-Office 9.5 allows for unrestricted file upload through the

/inc/jquery/uploadify/uploadify.php

file, impacting the security and integrity of the system.

Affected Systems and Versions

The vulnerability affects Weaver E-Office version 9.5 specifically, rendering systems with this version susceptible to the unrestricted file upload issue.

Exploitation Mechanism

By manipulating the

Filedata

argument in the specified file, malicious actors can exploit the vulnerability remotely, potentially causing significant harm to the affected systems.

Mitigation and Prevention

Understanding how to mitigate and prevent the exploitation of CVE-2023-2648 is crucial for maintaining system security.

Immediate Steps to Take

Patching the vulnerability promptly to address the unrestricted file upload issue.
Implementing strict file upload validation mechanisms to prevent unauthorized access.
Monitoring system logs for any suspicious file upload activities.

Long-Term Security Practices

Regular security assessments and audits to identify and address potential vulnerabilities.
Providing security training to staff members to enhance awareness of best practices for file uploads and system security.
Implementing access controls and restrictions to limit the impact of potential security breaches.

Patching and Updates

It is advisable to apply the necessary patches and updates provided by Weaver for E-Office version 9.5 to mitigate the CVE-2023-2648 vulnerability and enhance system security. Regularly checking for security updates and staying informed about security best practices is essential in safeguarding systems against potential threats.