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CVE-2020-8620

7.5 · HIGH
Published Aug 21, 2020 isc CWE-617 EPSS 3.69% (89th pctl)

Overview

CVE-2020-8620 is a high-severity vulnerability affecting isc bind. It was published on August 21, 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

In BIND 9.15.6 -> 9.16.5, 9.17.0 -> 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit.

Remediation

Check the references section for vendor advisories and patches from isc. Update bind 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
isc bind 9.15.6 Affected

Frequently Asked Questions

What is CVE-2020-8620?

CVE-2020-8620 is a high-severity vulnerability affecting isc bind. It was published on August 21, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2020-8620?

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-2020-8620?

Check the references section for vendor advisories and patches from isc. Update bind 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-2020-8620?

CyberStrike's AI-powered security agents can automatically detect CVE-2020-8620 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.