CVE-2020-14030 : What You Need to Know

Ozeki NG SMS Gateway through 4.17.6 is vulnerable to arbitrary code execution due to a .NET deserialization issue.

Understanding CVE-2020-14030

This CVE identifies a critical security vulnerability in Ozeki NG SMS Gateway that allows attackers to execute arbitrary code.

What is CVE-2020-14030?

This vulnerability in Ozeki NG SMS Gateway allows attackers to manipulate .NET serialized files to trigger arbitrary code execution on the system.

The Impact of CVE-2020-14030

Exploiting this vulnerability can lead to unauthorized execution of arbitrary code on the affected system, potentially compromising data and system integrity.

Technical Details of CVE-2020-14030

Ozeki NG SMS Gateway is susceptible to malicious .NET serialized files manipulation, enabling attackers to execute arbitrary code.

Vulnerability Description

The software stores SMS messages in .NET serialized format on the filesystem, allowing attackers to craft malicious files for deserialization, leading to code execution.

Affected Systems and Versions

Ozeki NG SMS Gateway through version 4.17.6

Exploitation Mechanism

Attackers can exploit this vulnerability by generating and writing malicious .NET serialized files to trick the product into deserializing them, resulting in arbitrary code execution.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks posed by CVE-2020-14030.

Immediate Steps to Take

Update Ozeki NG SMS Gateway to the latest version to patch the vulnerability.
Monitor system logs for any suspicious activities indicating exploitation of the vulnerability.

Long-Term Security Practices

Implement strict file input validation mechanisms to prevent deserialization attacks.
Regularly educate users on safe file handling practices to minimize the risk of code execution vulnerabilities.

Patching and Updates

Apply security patches and updates provided by the vendor promptly to address known vulnerabilities and enhance system security.