CVE-2023-4197 : Vulnerability Insights and Analysis

This CVE-2023-4197 pertains to a vulnerability in Dolibarr ERP CRM software version <= 18.0.1 that allows for an authenticated remote code execution due to improper input sanitization. This flaw could enable an attacker to inject and evaluate arbitrary PHP code, potentially leading to unauthorized access and manipulation of the system.

Understanding CVE-2023-4197

This section delves into the details of CVE-2023-4197, highlighting the vulnerability's nature, impact, technical aspects, and mitigation strategies.

What is CVE-2023-4197?

The CVE-2023-4197 vulnerability involves improper input validation in Dolibarr ERP CRM version <= 18.0.1, where the software fails to properly sanitize user-supplied input when creating a Website. This oversight allows an attacker to insert and execute PHP code, leading to a remote code execution scenario.

The Impact of CVE-2023-4197

The impact of CVE-2023-4197 is significant, given its potential for a high severity remote code execution exploit. Exploitation of this vulnerability could result in unauthorized access and control of the affected system, posing serious confidentiality, integrity, and availability risks.

Technical Details of CVE-2023-4197

In this section, we explore the technical aspects of CVE-2023-4197, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability lies in Dolibarr ERP CRM <= 18.0.1's failure to properly strip certain PHP code from user-supplied input during Website creation. This flaw enables an attacker to introduce malicious PHP code, leading to remote code execution.

Affected Systems and Versions

The impacted system is Dolibarr ERP CRM version <= 18.0.1. Users utilizing this specific version are at risk of exploitation if the necessary precautions are not taken.

Exploitation Mechanism

By exploiting the improper input sanitization in Dolibarr ERP CRM, an attacker could craft malicious input containing PHP code. When this input is processed within the context of Website creation, the injected PHP code gets executed, allowing for unauthorized remote code execution.

Mitigation and Prevention

This section outlines the steps to mitigate and prevent the exploitation of CVE-2023-4197, safeguarding systems from potential remote code execution attacks.

Immediate Steps to Take

Users of Dolibarr ERP CRM version <= 18.0.1 should apply the relevant patch provided by the vendor to address the improper input validation issue. Additionally, restricting access to vulnerable components and conducting security assessments can help mitigate risks.

Long-Term Security Practices

Implementing strict input validation and sanitization practices across software development processes can prevent similar vulnerabilities in the future. Regular security audits and employee training on secure coding practices are essential for robust cybersecurity postures.

Patching and Updates

Regularly updating software to the latest patched versions is crucial for addressing known vulnerabilities. Organizations should stay informed about security advisories and promptly apply patches to mitigate risks and enhance system security.