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TI-2020-04770 Aliases CVE-2020-5852GHSA-m2h5-9cqf-72h7

Undisclosed traffic patterns received may cause a disruption of service to the Traffic…

Priority LOW 35Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Undisclosed traffic patterns received may cause a disruption of service to the Traffic Management Microkernel (TMM). This vulnerability affects TMM through a virtual server configured with a FastL4 profile. Traffic processing is disrupted while TMM restarts. This issue only impacts specific engineering hotfixes. NOTE: This vulnerability does not affect any of the BIG-IP major, minor or maintenance releases you obtained from downloads.f5.com. The affected Engineering Hotfix builds are as follows: Hotfix-BIGIP-14.1.2.1.0.83.4-ENG Hotfix-BIGIP-12.1.4.1.0.97.6-ENG Hotfix-BIGIP-11.5.4.2.74.291-HF2

Why it matters now

EPSS 0.0131 70th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
F5BIG-IPHotfix-BIGIP-14.1.2.1.0.83.4-ENG; Hotfix-BIGIP-12.1.4.1.0.97.6-ENG; Hotfix-BIGIP-11.5.4.2.74.291-HF2—No fix listedCNA
  • BIG-IP VendorF5 Affected Hotfix-BIGIP-14.1.2.1.0.83.4-ENG; Hotfix-BIGIP-12.1.4.1.0.97.6-ENG; Hotfix-BIGIP-11.5.4.2.74.291-HF2 Fixed in — No fix listed CNA

CPE configurations NVD · 39

CPEVersionsRoleVendor
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_local_traffic_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_local_traffic_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_application_acceleration_manager:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_application_acceleration_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_analytics:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
  • cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_local_traffic_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_local_traffic_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_advanced_firewall_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_acceleration_manager:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_acceleration_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_analytics:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
Show 29 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:f5:big-ip_analytics:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_analytics:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_access_policy_manager:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_access_policy_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_access_policy_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_application_security_manager:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_application_security_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_application_security_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_edge_gateway:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_edge_gateway:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_edge_gateway:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_fraud_protection_service:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_fraud_protection_service:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_fraud_protection_service:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_global_traffic_manager:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_global_traffic_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_global_traffic_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_link_controller:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_link_controller:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_link_controller:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_policy_enforcement_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_webaccelerator:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_webaccelerator:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_webaccelerator:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
cpe:2.3:a:f5:big-ip_domain_name_system:11.5.4.2.74.291:*:*:*:*:*:*:*11.5.4.2.74.291VulnerableF5
cpe:2.3:a:f5:big-ip_domain_name_system:12.1.4.1.0.97.6:*:*:*:*:*:*:*12.1.4.1.0.97.6VulnerableF5
cpe:2.3:a:f5:big-ip_domain_name_system:14.1.2.1.0.83.4:*:*:*:*:*:*:*14.1.2.1.0.83.4VulnerableF5
  • cpe:2.3:a:f5:big-ip_analytics:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_analytics:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_access_policy_manager:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_access_policy_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_access_policy_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_security_manager:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_security_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_security_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_edge_gateway:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_edge_gateway:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_edge_gateway:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_fraud_protection_service:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_fraud_protection_service:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_fraud_protection_service:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_global_traffic_manager:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_global_traffic_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_global_traffic_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_link_controller:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_link_controller:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_link_controller:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_policy_enforcement_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_webaccelerator:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_webaccelerator:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_webaccelerator:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_domain_name_system:11.5.4.2.74.291:*:*:*:*:*:*:* Versions 11.5.4.2.74.291 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_domain_name_system:12.1.4.1.0.97.6:*:*:*:*:*:*:* Versions 12.1.4.1.0.97.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_domain_name_system:14.1.2.1.0.83.4:*:*:*:*:*:*:* Versions 14.1.2.1.0.83.4 Vulnerable ·F5

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-5852
  2. 2026-10-03 Alias added: GHSA-m2h5-9cqf-72h7

References

Advisory 1

  • TI-2023-25230 BIG-IP Configuration utility unauthenticated remote code execution vulnerability KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-01269 Missing authentication in F5 BIG-IP KEVCVSS 3.1CRITICAL 9.8
  • TI-2021-05850 Memory corruption in BIG-IP KEVCVSS 3.1CRITICAL 9.8
  • TI-2021-05845 Server-side request forgery in BIG-IP; BIG-IQ KEVCVSS 3.1CRITICAL 9.8
  • TI-2020-04820 Path traversal in BIG-IP KEVCVSS 3.1CRITICAL 9.8
  • TI-2014-05975 GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed… KEVCVSS 3.1CRITICAL 9.8
See all 629 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences