Wiz
Vulnerability DatabaseCVE-2020-27723

CVE-2020-27723: 
F5 BIG-IP Virtual Edition vulnerability analysis and mitigation

Overview

CVE-2020-27723 affects BIG-IP APM virtual server processing PingAccess requests in versions 14.1.0-14.1.3 and 13.1.0-13.1.3.4. The vulnerability was discovered in October 2020 and publicly disclosed in December 2020 (CVE Details).

Technical details

The vulnerability can lead to a restart of the Traffic Management Microkernel (TMM) process when processing certain PingAccess requests. It has been assigned a CVSS v3.1 base score of 7.5 HIGH with vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (NVD).

Impact

The primary impact of this vulnerability is on system availability, as it can cause the Traffic Management Microkernel (TMM) process to restart, potentially leading to service disruption (NVD).

Mitigation and workarounds

F5 has released patched versions to address this vulnerability. Users should upgrade to versions 13.1.3.5 or 14.1.3.1 or later to mitigate this issue (CERT-FR).

Additional resources

Source: This report was generated using AI

Related F5 BIG-IP Virtual Edition vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-42920HIGH8.7
  • F5 BIG-IP Virtual Edition logoF5 BIG-IP Virtual Edition
  • cpe:2.3:a:f5:big-ip_application_security_manager
NoYesMay 13, 2026
CVE-2026-42930HIGH8.5
  • F5 BIG-IP Virtual Edition logoF5 BIG-IP Virtual Edition
  • cpe:2.3:a:f5:big-ip_access_policy_manager
NoYesMay 13, 2026
CVE-2026-42924HIGH8.5
  • F5 BIG-IP Virtual Edition logoF5 BIG-IP Virtual Edition
  • cpe:2.3:a:f5:big-ip_local_traffic_manager
NoYesMay 13, 2026
CVE-2026-42937HIGH7.1
  • F5 BIG-IP Virtual Edition logoF5 BIG-IP Virtual Edition
  • cpe:2.3:a:f5:big-ip_access_policy_manager
NoYesMay 13, 2026
CVE-2026-42919HIGH7.1
  • F5 BIG-IP Virtual Edition logoF5 BIG-IP Virtual Edition
  • cpe:2.3:a:f5:big-ip_access_policy_manager
NoYesMay 13, 2026

Free Vulnerability Assessment

Benchmark your Cloud Security Posture

Evaluate your cloud security practices across 9 security domains to benchmark your risk level and identify gaps in your defenses.

Request assessment

Additional Wiz resources

Cloud Vulnerability DB

Cloud Vulnerability DB

A community-led vulnerabilities database

Cloud Threat Landscape

Cloud Threat Landscape

A threat intelligence database

PEACH

PEACH

A tenant isolation framework

Get a personalized demo

Ready to see Wiz in action?

"Best User Experience I have ever seen, provides full visibility to cloud workloads."
David EstlickCISO
"Wiz provides a single pane of glass to see what is going on in our cloud environments."
Adam FletcherChief Security Officer
"We know that if Wiz identifies something as critical, it actually is."
Greg PoniatowskiHead of Threat and Vulnerability Management
Get a demo