CVE-2017-6136

Severity: medium (CVSS 5.9 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-12-21 · updated 2026-06-17
Weakness: CWE-20

Description

In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM and WebSafe software version 13.0.0 and 12.0.0 - 12.1.2, undisclosed traffic patterns sent to BIG-IP virtual servers, with the TCP Fast Open and Tail Loss Probe options enabled in the associated TCP profile, may cause a disruption of service to the Traffic Management Microkernel (TMM).

Affected products

F5 BIG-IP APM: from 12.1.0 through 12.1.2; 13.0.0
BIG-IP: from 12.1.0 through 12.1.2; 13.0.0
F5 Big-Ip Analytics: from 12.1.0 through 12.1.2; 13.0.0
F5 Networks, Inc. BIG-IP (AAM): from 12.1.0 through 12.1.2; 13.0.0
BIG-IP ASM: from 12.1.0 through 12.1.2; 13.0.0
F5 Networks, Inc. BIG-IP (DNS): from 12.1.0 through 12.1.2; 13.0.0
F5 Big-Ip Global Traffic Manager: from 12.1.0 through 12.1.2; 13.0.0
F5 Big-Ip Link Controller: from 12.1.0 through 12.1.2; 13.0.0
F5 BIG-IP (LTM): from 12.1.0 through 12.1.2; 13.0.0
F5 Networks, Inc. BIG-IP (PEM): from 12.1.0 through 12.1.2; 13.0.0
F5 Big-Ip Websafe: from 12.1.0 through 12.1.2; 13.0.0

References

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