CVE-2023-1133 : Security Advisory and Response

This CVE record pertains to a vulnerability found in Delta Electronics InfraSuite Device Master versions prior to 1.0.5. The vulnerability allows remote code execution by an unauthenticated attacker due to the Device-status service listening on port 10100/UDP by default and accepting unverified UDP packets for deserialization.

Understanding CVE-2023-1133

This section delves into the details of CVE-2023-1133, including its impact, technical aspects, and mitigation strategies.

What is CVE-2023-1133?

CVE-2023-1133 is a security flaw in Delta Electronics InfraSuite Device Master versions below 1.0.5, allowing unauthorized remote code execution via UDP packets deserialization on port 10100.

The Impact of CVE-2023-1133

The vulnerability poses a critical risk as it enables an unauthenticated attacker to execute arbitrary code remotely, potentially leading to unauthorized access, data manipulation, or system compromise.

Technical Details of CVE-2023-1133

In this section, we explore the specific technical aspects of CVE-2023-1133 to better understand its nature and implications.

Vulnerability Description

The vulnerability stems from the Device-status service in Delta Electronics InfraSuite Device Master prior to version 1.0.5, which deserializes unverified UDP packets, creating an avenue for remote code execution.

Affected Systems and Versions

Delta Electronics InfraSuite Device Master versions prior to 1.0.5 are impacted by this vulnerability, specifically those utilizing the default configuration where the Device-status service listens on port 10100/UDP.

Exploitation Mechanism

Attackers can exploit CVE-2023-1133 by sending malicious UDP packets to the Device-status service, leveraging the deserialization process to execute arbitrary code remotely.

Mitigation and Prevention

This section outlines various strategies to mitigate the risks associated with CVE-2023-1133 and prevent potential exploitation.

Immediate Steps to Take

Users and administrators should update InfraSuite Device Master to version 1.0.5 or above to patch the vulnerability and eliminate the risk of remote code execution.

Long-Term Security Practices

Implementing network segmentation, access control measures, and regular security assessments can enhance overall security posture and reduce the likelihood of future vulnerabilities being exploited.

Patching and Updates

Regularly monitoring vendor advisories and promptly applying security patches and updates is crucial in maintaining a secure and resilient infrastructure, safeguarding against known vulnerabilities like CVE-2023-1133.