UpHeron
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Servers and applications

CVE-2017-6137

In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, PSM, WebAccelerator, and WebSafe 11.6.1 HF1, 12.0.0 HF3, 12.0.0 HF4, and 12.1.0 through 12.1.2, undisclosed traffic patterns received while software SYN cookie protection is engaged may cause a disruption of service to the Traffic Management Microkernel (TMM) on specific platforms and configurations.

Severity
Medium 5.9
Published
9 May 2017
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.1% in the next 30 daysHigher than 65% of CVEs. EPSS by FIRST, 11 Nov 2026
Attack
Over the network · Only under certain conditions · No login needed · No user action needed
Attacker can
Take it down
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Sources
NVD

Affected software

SoftwareAffected versions
F5 BIG-IPServers and applications · cpe:a:f5:big-ip_access_policy_manager
  • Version 11.6.1
  • Version 12.0.0
  • Version 12.1.0
  • Version 12.1.1
  • Version 12.1.2
F5 BIG-IPServers and applications · cpe:a:f5:big-ip_local_traffic_manager
  • Version 11.6.1
  • Version 12.0.0
  • Version 12.1.0
  • Version 12.1.1
  • Version 12.1.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-6137
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-6137