CVE-2023-4383 : Security Advisory and Response

This CVE-2023-4383 is a critical vulnerability found in MicroWorld eScan Anti-Virus version 7.0.32 on Linux, categorized under CWE-279 Incorrect Execution-Assigned Permissions.

Understanding CVE-2023-4383

This section provides an insight into the nature of the CVE-2023-4383 vulnerability.

What is CVE-2023-4383?

The vulnerability in MicroWorld eScan Anti-Virus 7.0.32 on Linux involves an unknown part of the file

runasroot

, leading to incorrect execution-assigned permissions. The exploit can only be carried out locally, and it has been made public, indicating potential malicious usage.

The Impact of CVE-2023-4383

The impact of this vulnerability could allow unauthorized users to manipulate the

runasroot

file to gain elevated privileges, leading to potential unauthorized access and control over the affected system.

Technical Details of CVE-2023-4383

Delving deeper into the technical aspects of CVE-2023-4383 to understand its implications better.

Vulnerability Description

The vulnerability in MicroWorld eScan Anti-Virus 7.0.32 on Linux arises from incorrect execution-assigned permissions due to manipulation of the

runasroot

file, making it susceptible to exploitation by local attackers.

Affected Systems and Versions

MicroWorld eScan Anti-Virus version 7.0.32 on Linux is confirmed to be affected by this vulnerability, emphasizing the importance of addressing this issue promptly.

Exploitation Mechanism

The exploit for CVE-2023-4383 involves local manipulation of the vulnerable file

runasroot

, allowing threat actors to obtain unauthorized permissions and potentially compromise the security of the system.

Mitigation and Prevention

Mitigating the risks associated with CVE-2023-4383 is crucial to safeguarding systems against potential exploitation.

Immediate Steps to Take

Users are advised to update MicroWorld eScan Anti-Virus to a patched version that addresses the vulnerability.
Implement strict access control measures to prevent unauthorized access to critical system files.

Long-Term Security Practices

Regularly update software and security patches to mitigate known vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential weaknesses within the system.
Educate users on best practices for cybersecurity to enhance overall system defenses.

Patching and Updates

Ensure timely application of security patches released by MicroWorld for eScan Anti-Virus to remediate the CVE-2023-4383 vulnerability and enhance system security.