CVE-2023-3703 : Security Advisory and Response

This CVE-2023-3703 was published on September 3, 2023, and affects Proscend Advice ICR Series routers FW version 1.76 due to the use of default credentials.

Understanding CVE-2023-3703

This vulnerability (CVE-2023-3703) impacts Proscend Advice ICR Series routers FW version 1.76 by exposing it to potential risks associated with the use of default credentials.

What is CVE-2023-3703?

CVE-2023-3703 refers to the specific vulnerability found in the Proscend Advice ICR Series routers FW version 1.76, related to the utilization of default credentials. This vulnerability falls under CWE-1392.

The Impact of CVE-2023-3703

The impact of CVE-2023-3703 is considered critical with a base severity score of 10 according to CVSS v3.1 metrics. It has a high availability, confidentiality, and integrity impact. The attack complexity is low, but it occurs over the network without user interaction.

Technical Details of CVE-2023-3703

This section provides a deeper dive into the technical aspects of CVE-2023-3703, including its vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in Proscend Advice ICR Series routers FW version 1.76 arises due to the utilization of default credentials, making the system susceptible to unauthorized access and potential security breaches.

Affected Systems and Versions

The specific version affected by CVE-2023-3703 is Proscend Advice ICR Series routers FW version 1.76. It is crucial for users of this version to take immediate action to mitigate the risk.

Exploitation Mechanism

The exploitation of CVE-2023-3703 involves unauthorized entities gaining access to the affected system using default credentials. This can lead to unauthorized actions, data breaches, and compromise of the system's integrity.

Mitigation and Prevention

In order to protect systems from the risks associated with CVE-2023-3703, users need to implement immediate steps, adopt long-term security practices, and apply necessary patches and updates.

Immediate Steps to Take

Upgrade to the firmware version 2.24 as a crucial immediate action to mitigate the vulnerability.
Change all default credentials on the affected devices to unique, strong passwords to prevent unauthorized access.

Long-Term Security Practices

Regularly review and update security protocols to maintain a secure network environment.
Conduct security audits and penetration testing to identify and address potential vulnerabilities proactively.

Patching and Updates

Stay informed about security advisories and updates provided by Proscend Advice to address known vulnerabilities promptly.
Routinely apply firmware updates and security patches to ensure the latest protections are in place.

By following these mitigation strategies, users can enhance the security posture of their systems and reduce the risk of exploitation stemming from CVE-2023-3703.