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CVE-2023-2647 : Vulnerability Insights and Analysis

Learn about CVE-2023-2647, a critical command injection vulnerability in Weaver E-Office 9.5's File Upload Handler component, allowing remote attacks.

This CVE-2023-2647 pertains to a critical vulnerability found in Weaver E-Office version 9.5, specifically in the File Upload Handler component. The vulnerability is related to command injection and allows for potential remote attacks.

Understanding CVE-2023-2647

This section delves deeper into the details surrounding CVE-2023-2647.

What is CVE-2023-2647?

The vulnerability identified as CVE-2023-2647 affects Weaver E-Office 9.5, where a critical flaw exists in the functionality of the file

/webroot/inc/utility_all.php
within the File Upload Handler component. This flaw allows for command injection, posing a significant risk. It's noteworthy that the exploit for this vulnerability has been publicly disclosed.

The Impact of CVE-2023-2647

Given the nature of the command injection vulnerability in Weaver E-Office 9.5, attackers can potentially execute arbitrary commands remotely. This could lead to unauthorized access, data manipulation, or disruption of services, making it crucial to address this issue promptly.

Technical Details of CVE-2023-2647

In this section, we'll provide more technical insights into CVE-2023-2647.

Vulnerability Description

The vulnerability arises from improper input validation in the file upload functionality of Weaver E-Office 9.5, enabling malicious actors to inject and execute commands on the affected system.

Affected Systems and Versions

Weaver E-Office version 9.5 is confirmed to be impacted by this vulnerability. Specifically, the File Upload Handler module is susceptible to the command injection exploit.

Exploitation Mechanism

Exploiting CVE-2023-2647 involves sending crafted input to the vulnerable

/webroot/inc/utility_all.php
file, allowing threat actors to execute arbitrary commands remotely.

Mitigation and Prevention

To address CVE-2023-2647, proactive measures should be taken to mitigate the associated risks and prevent potential exploitation.

Immediate Steps to Take

        Update: Ensure Weaver E-Office installations are updated to a patched version that addresses the command injection vulnerability.
        Access Control: Implement proper access controls and input validation mechanisms to prevent unauthorized command execution.
        Monitoring: Regularly monitor system logs and network traffic for any suspicious activity indicative of exploitation attempts.

Long-Term Security Practices

        Security Audits: Conduct regular security audits to identify and remediate vulnerabilities proactively.
        Employee Training: Provide comprehensive security awareness training to employees to mitigate the risk of social engineering attacks.
        Vulnerability Management: Establish a robust vulnerability management process to promptly address security issues in software components.

Patching and Updates

It is imperative for organizations using Weaver E-Office version 9.5 to apply the vendor-released patches promptly to close the vulnerability and enhance the overall security posture of their systems. Regularly updating software and implementing timely security patches is essential to safeguard against potential threats.

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