CVEvulnerability

CVE-2020-5852

7.5 HIGH Published 2020-01-14 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-01-14
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P

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

Affected configurations

• f5 big-ip local traffic manager 11.5.4.2.74.291 • f5 big-ip local traffic manager 12.1.4.1.0.97.6 • f5 big-ip local traffic manager 14.1.2.1.0.83.4 • f5 big-ip advanced firewall manager 11.5.4.2.74.291 • f5 big-ip advanced firewall manager 12.1.4.1.0.97.6 • f5 big-ip advanced firewall manager 14.1.2.1.0.83.4 • f5 big-ip application acceleration manager 11.5.4.2.74.291 • f5 big-ip application acceleration manager 12.1.4.1.0.97.6 • f5 big-ip application acceleration manager 14.1.2.1.0.83.4 • f5 big-ip analytics 11.5.4.2.74.291 • f5 big-ip analytics 12.1.4.1.0.97.6 • f5 big-ip analytics 14.1.2.1.0.83.4 • f5 big-ip access policy manager 11.5.4.2.74.291 • f5 big-ip access policy manager 12.1.4.1.0.97.6 • f5 big-ip access policy manager 14.1.2.1.0.83.4 • f5 big-ip application security manager 11.5.4.2.74.291 • f5 big-ip application security manager 12.1.4.1.0.97.6 • f5 big-ip application security manager 14.1.2.1.0.83.4 • f5 big-ip edge gateway 11.5.4.2.74.291 • f5 big-ip edge gateway 12.1.4.1.0.97.6 • f5 big-ip edge gateway 14.1.2.1.0.83.4 • f5 big-ip fraud protection service 11.5.4.2.74.291 • f5 big-ip fraud protection service 12.1.4.1.0.97.6 • f5 big-ip fraud protection service 14.1.2.1.0.83.4 • f5 big-ip global traffic manager 11.5.4.2.74.291 • f5 big-ip global traffic manager 12.1.4.1.0.97.6 • f5 big-ip global traffic manager 14.1.2.1.0.83.4 • f5 big-ip link controller 11.5.4.2.74.291 • f5 big-ip link controller 12.1.4.1.0.97.6 • f5 big-ip link controller 14.1.2.1.0.83.4 • f5 big-ip policy enforcement manager 11.5.4.2.74.291 • f5 big-ip policy enforcement manager 12.1.4.1.0.97.6 • f5 big-ip policy enforcement manager 14.1.2.1.0.83.4 • f5 big-ip webaccelerator 11.5.4.2.74.291 • f5 big-ip webaccelerator 12.1.4.1.0.97.6 • f5 big-ip webaccelerator 14.1.2.1.0.83.4 • f5 big-ip domain name system 11.5.4.2.74.291 • f5 big-ip domain name system 12.1.4.1.0.97.6 • f5 big-ip domain name system 14.1.2.1.0.83.4

References