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CVE-2020-5889

5.4 · MEDIUM
Published Apr 30, 2020 f5 CWE-79 EPSS 0.72% (51th pctl)

Overview

CVE-2020-5889 is a medium-severity vulnerability affecting f5 big-ip_access_policy_manager. It was published on April 30, 2020 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

On versions 15.1.0-15.1.0.1, 15.0.0-15.0.1.2, and 14.1.0-14.1.2.3, in BIG-IP APM portal access, a specially crafted HTTP request can lead to reflected XSS after the BIG-IP APM system rewrites the HTTP response from the untrusted backend server and sends it to the client.

Remediation

Check the references section for vendor advisories and patches from f5. Update big-ip_access_policy_manager 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
f5 big-ip_access_policy_manager 14.1.0 Affected

Frequently Asked Questions

What is CVE-2020-5889?

CVE-2020-5889 is a medium-severity vulnerability affecting f5 big-ip_access_policy_manager. It was published on April 30, 2020 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2020-5889?

This vulnerability has a CVSS 3.1 base score of 5.4, 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-2020-5889?

Check the references section for vendor advisories and patches from f5. Update big-ip_access_policy_manager 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-2020-5889?

CyberStrike's AI-powered security agents can automatically detect CVE-2020-5889 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.