CVE-2023-4393 : Security Advisory and Response

This CVE-2023-4393 was published on October 29, 2023, and is related to HTML and SMTP Injection in LiquidFiles versions 3.7.13 and below. It poses a medium severity threat with a CVSS base score of 5.4.

Understanding CVE-2023-4393

This vulnerability involves HTML and SMTP injections on the registration page of LiquidFiles versions 3.7.13 and below. It allows attackers to carry out more sophisticated phishing attacks against an organization, potentially leading to serious consequences.

What is CVE-2023-4393?

CVE-2023-4393 specifically falls under CAPEC-148 Content Spoofing, indicating the potential for attackers to manipulate content for malicious purposes.

The Impact of CVE-2023-4393

The impact of this vulnerability is considered medium, with low confidentiality and integrity impact but still posing a significant risk due to the potential for advanced phishing attacks and content spoofing.

Technical Details of CVE-2023-4393

The vulnerability is categorized under CWE-20 Improper Input Validation and CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'). It has a low attack complexity, requires user interaction, and has a network attack vector.

Vulnerability Description

HTML and SMTP injections on the registration page of LiquidFiles versions 3.7.13 and below can be exploited by attackers to execute advanced phishing attacks targeting organizations.

Affected Systems and Versions

LiquidFiles versions 3.7.13 and below are affected by this vulnerability, making organizations using these versions vulnerable to exploitation.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting HTML and SMTP code on the registration page, granting them the ability to launch more sophisticated phishing attacks.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-4393, immediate steps should be taken to secure the affected systems and prevent potential exploitation.

Immediate Steps to Take

Organizations using LiquidFiles versions 3.7.13 and below should consider upgrading to a patched version or implementing security measures to prevent HTML and SMTP injections.
Employees should be educated on recognizing phishing attempts and practicing good email security hygiene.

Long-Term Security Practices

Implementing regular security audits, conducting penetration testing, and staying updated on security advisories can help in maintaining a secure environment and reducing the risk of future vulnerabilities.

Patching and Updates

LiquidFiles users should stay informed about security patches released by the vendor and promptly apply them to ensure protection against known vulnerabilities like HTML and SMTP injections.