CVE-2023-1139 : Exploit Details and Defense Strategies

This CVE-2023-1139 affects Delta Electronics InfraSuite Device Master versions prior to 1.0.5 due to a deserialization vulnerability targeting the Device-gateway service. This vulnerability could allow deserialization of requests prior to authentication, leading to remote code execution.

Understanding CVE-2023-1139

This section will delve into the details of CVE-2023-1139 to help understand the impact and implications of this vulnerability.

What is CVE-2023-1139?

CVE-2023-1139 is a deserialization vulnerability in Delta Electronics InfraSuite Device Master versions prior to 1.0.5, specifically targeting the Device-gateway service. This vulnerability allows malicious actors to execute remote code by deserializing requests before proper authentication.

The Impact of CVE-2023-1139

The impact of CVE-2023-1139 is significant, as it can result in remote code execution on systems running affected versions of the InfraSuite Device Master software. The confidentiality, integrity, and availability of the system are at high risk due to this vulnerability.

Technical Details of CVE-2023-1139

In this section, we will explore the technical aspects of CVE-2023-1139, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in Delta Electronics InfraSuite Device Master versions prior to 1.0.5 is classified under CWE-502 - Deserialization of Untrusted Data. This indicates a flaw in the deserialization process that can be exploited by attackers.

Affected Systems and Versions

The affected vendor is Delta Electronics, and the product impacted is InfraSuite Device Master. Versions prior to 1.0.5 are vulnerable to this deserialization issue.

Exploitation Mechanism

The exploitation of CVE-2023-1139 involves attackers sending specially crafted deserialized requests to the Device-gateway service before proper authentication, allowing them to execute remote code on the target system.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-1139, it is essential to take immediate steps, implement long-term security practices, and apply relevant patches and updates.

Immediate Steps to Take

Immediately update InfraSuite Device Master to version 1.0.5 or above to address the deserialization vulnerability. Additionally, restrict network access to the affected service to minimize the risk of exploitation.

Long-Term Security Practices

In the long term, organizations should prioritize secure coding practices, perform regular security assessments, and educate staff on cybersecurity best practices to prevent similar vulnerabilities from arising in the future.

Patching and Updates

Regularly monitor security advisories from Delta Electronics and apply patches and updates promptly to safeguard against known vulnerabilities. Stay proactive in maintaining the security of InfraSuite Device Master to prevent exploitation of CVE-2023-1139.