CVE-2023-3770 : What You Need to Know

This CVE-2023-3770 was assigned by INCIBE and was published on October 2, 2023. It pertains to a vulnerability in Ingeteam's INGEPAC DA3451 product. The vulnerability allows an attacker with network access to use the discovery port protocol (1925/UDP) to obtain device-specific information without requiring authentication.

Understanding CVE-2023-3770

This section delves into the details of the CVE-2023-3770 vulnerability, its impact, technical aspects, and mitigation strategies.

What is CVE-2023-3770?

CVE-2023-3770 involves an incorrect validation vulnerability that enables unauthorized access to device-specific information through the discovery port protocol.

The Impact of CVE-2023-3770

The impact of this vulnerability is categorized as medium severity. It falls under CAPEC-10, related to buffer overflow via environment variables, with a CVSS v3.1 base score of 5.3. The confidentiality impact is low, integrity impact is none, and availability impact is none.

Technical Details of CVE-2023-3770

In this section, we outline the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability entails incorrect validation of entered data, which allows unauthorized network access to obtain device-specific information via the discovery port protocol (1925/UDP) without authentication.

Affected Systems and Versions

The affected product is the INGEPAC DA3451 by Ingeteam and specifically impacts version 0.29.2.42.

Exploitation Mechanism

Attackers exploit this vulnerability by leveraging the discovery port protocol (1925/UDP) to gain unauthorized access to device-specific information on the affected network.

Mitigation and Prevention

In this final section, we address the steps to mitigate the CVE-2023-3770 vulnerability and prevent potential exploitation.

Immediate Steps to Take

To mitigate the vulnerability, it is recommended to disable the discovery port protocol (1925/UDP) on each affected device through its internal firewall service.

Long-Term Security Practices

Implementing proper input validation mechanisms and regularly monitoring and updating security protocols can enhance long-term security against similar vulnerabilities.

Patching and Updates

Staying updated with security advisories and promptly applying patches released by the vendor, such as Ingeteam, is crucial in mitigating the risk associated with CVE-2023-3770.