UpHeron
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Servers and applications

CVE-2020-5852

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…

Severity
High 7.5
Published
14 Jan 2020
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.3% in the next 30 daysHigher than 70% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
F5 BIG-IPServers and applications · cpe:a:f5:big-ip_access_policy_manager
  • Version 11.5.4.2.74.291
  • Version 12.1.4.1.0.97.6
  • Version 14.1.2.1.0.83.4
F5 BIG-IPServers and applications · cpe:a:f5:big-ip_local_traffic_manager
  • Version 11.5.4.2.74.291
  • Version 12.1.4.1.0.97.6
  • Version 14.1.2.1.0.83.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-5852
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-5852