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CVE-2020-2031

4.9 · MEDIUM
Published Jul 8, 2020 paloaltonetworks CWE-191 EPSS 1.14% (64th pctl)

Overview

CVE-2020-2031 is a medium-severity vulnerability affecting paloaltonetworks pan-os. It was published on July 8, 2020 and has a CVSS 3.1 base score of 4.9 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.9, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

An integer underflow vulnerability in the dnsproxyd component of the PAN-OS management interface allows authenticated administrators to issue a command from the command line interface that causes the component to stop responding. Repeated attempts to send this request result in denial of service to all PAN-OS services by restarting the device and putting it into maintenance mode. This issue impacts: PAN-OS 9.1 versions earlier than PAN-OS 9.1.3. This issue does not impact PAN-OS 8.1, PAN-OS 9.0, or Prisma Access services.

Remediation

Check the references section for vendor advisories and patches from paloaltonetworks. Update pan-os 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
paloaltonetworks pan-os >= 9.1.0, < 9.1.3 Affected

Frequently Asked Questions

What is CVE-2020-2031?

CVE-2020-2031 is a medium-severity vulnerability affecting paloaltonetworks pan-os. It was published on July 8, 2020 and has a CVSS 3.1 base score of 4.9 (MEDIUM).

How severe is CVE-2020-2031?

This vulnerability has a CVSS 3.1 base score of 4.9, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2020-2031?

Check the references section for vendor advisories and patches from paloaltonetworks. Update pan-os 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-2020-2031?

CyberStrike's AI-powered security agents can automatically detect CVE-2020-2031 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.