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CVE-2020-3162

7.5 · HIGH
Published Apr 15, 2020 cisco CWE-20 EPSS 1.71% (76th pctl)

Overview

CVE-2020-3162 is a high-severity vulnerability affecting cisco iot_field_network_director. It was published on April 15, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

A vulnerability in the Constrained Application Protocol (CoAP) implementation of Cisco IoT Field Network Director could allow an unauthenticated remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient input validation of incoming CoAP traffic. An attacker could exploit this vulnerability by sending a malformed CoAP packet to an affected device. A successful exploit could allow the attacker to force the CoAP server to stop, interrupting communication to the IoT endpoints.

Remediation

Check the references section for vendor advisories and patches from cisco. Update iot_field_network_director to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
cisco iot_field_network_director >= 0, < 4.6.0 Affected

Frequently Asked Questions

What is CVE-2020-3162?

CVE-2020-3162 is a high-severity vulnerability affecting cisco iot_field_network_director. It was published on April 15, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2020-3162?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2020-3162?

Check the references section for vendor advisories and patches from cisco. Update iot_field_network_director to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2020-3162?

CyberStrike's AI-powered security agents can automatically detect CVE-2020-3162 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.