CVE-2020-5852

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CVSS 3.1

7.5 high

EPSS

1%p66

Published

Jan 14, 2020 (Jan 14, 2020)

Modified

Jun 17, 2026

Description

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

Vendors: f5
Products: big-ip local traffic manager, big-ip advanced firewall manager, big-ip application acceleration manager, big-ip analytics, big-ip access policy manager, big-ip application security manager, big-ip edge gateway, big-ip fraud protection service, big-ip global traffic manager, big-ip link controller, big-ip policy enforcement manager, big-ip webaccelerator
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.2%)

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