CVE-2017-6164

In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, WebAccelerator and WebSafe software version 13.0.0, 12.0.0 - 12.1.2, 11.6.0 - 11.6.1 and 11.5.0 - 11.5.4, in some circumstances, Traffic Management Microkernel (TMM) does not properly handle certain malformed TLS1.2 records, which allows remote attackers to cause a denial-of-service (DoS) or possible remote command execution on the BIG-IP system.

Published: 2017-12-21 Last update: 2026-05-13 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2017-6164 is rated Moderate Risk (61.9/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.46%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2017-6164

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-07-07 2.59% 2.46% -0.13%
2 2025-03-30 5.59% 2.59% -3.00%
3 2025-03-29 5.59%

Full EPSS history (10 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2017-6164

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.1 3.0 HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:H)
Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
2.2 5.9 [email protected]
6.8 2.0 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
8.6 6.4 [email protected]

Weakness enumeration for CVE-2017-6164

Affected software / configurations for CVE-2017-6164

Vendor Product Version Raw CPE
f5 big-ip_local_traffic_manager >= 11.6.0, <= 11.6.1 cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*
f5 big-ip_local_traffic_manager >= 12.0.0, <= 12.1.2 cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*
f5 big-ip_local_traffic_manager 11.5.0 cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.0:*:*:*:*:*:*:*
f5 big-ip_local_traffic_manager 11.5.1 cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.1:*:*:*:*:*:*:*
f5 big-ip_local_traffic_manager 11.5.2 cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.2:*:*:*:*:*:*:*
f5 big-ip_local_traffic_manager 11.5.3 cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.3:*:*:*:*:*:*:*
f5 big-ip_local_traffic_manager 11.5.4 cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.4:*:*:*:*:*:*:*
f5 big-ip_local_traffic_manager 13.0.0 cpe:2.3:a:f5:big-ip_local_traffic_manager:13.0.0:*:*:*:*:*:*:*
f5 big-ip_application_acceleration_manager >= 11.6.0, <= 11.6.1 cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*
f5 big-ip_application_acceleration_manager >= 12.0.0, <= 12.1.2 cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*
f5 big-ip_application_acceleration_manager 11.5.0 cpe:2.3:a:f5:big-ip_application_acceleration_manager:11.5.0:*:*:*:*:*:*:*
f5 big-ip_application_acceleration_manager 11.5.1 cpe:2.3:a:f5:big-ip_application_acceleration_manager:11.5.1:*:*:*:*:*:*:*
f5 big-ip_application_acceleration_manager 11.5.2 cpe:2.3:a:f5:big-ip_application_acceleration_manager:11.5.2:*:*:*:*:*:*:*
f5 big-ip_application_acceleration_manager 11.5.3 cpe:2.3:a:f5:big-ip_application_acceleration_manager:11.5.3:*:*:*:*:*:*:*
f5 big-ip_application_acceleration_manager 11.5.4 cpe:2.3:a:f5:big-ip_application_acceleration_manager:11.5.4:*:*:*:*:*:*:*
f5 big-ip_application_acceleration_manager 13.0.0 cpe:2.3:a:f5:big-ip_application_acceleration_manager:13.0.0:*:*:*:*:*:*:*
f5 big-ip_advanced_firewall_manager >= 11.6.0, <= 11.6.1 cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*
f5 big-ip_advanced_firewall_manager >= 12.0.0, <= 12.1.2 cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*
f5 big-ip_advanced_firewall_manager 11.5.0 cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.0:*:*:*:*:*:*:*
f5 big-ip_advanced_firewall_manager 11.5.1 cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.1:*:*:*:*:*:*:*
f5 big-ip_advanced_firewall_manager 11.5.2 cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.2:*:*:*:*:*:*:*
f5 big-ip_advanced_firewall_manager 11.5.3 cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.3:*:*:*:*:*:*:*
f5 big-ip_advanced_firewall_manager 11.5.4 cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.4:*:*:*:*:*:*:*
f5 big-ip_advanced_firewall_manager 13.0.0 cpe:2.3:a:f5:big-ip_advanced_firewall_manager:13.0.0:*:*:*:*:*:*:*
f5 big-ip_analytics >= 11.6.0, <= 11.6.1 cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:*
f5 big-ip_analytics >= 12.0.0, <= 12.1.2 cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:*
f5 big-ip_analytics 11.5.0 cpe:2.3:a:f5:big-ip_analytics:11.5.0:*:*:*:*:*:*:*
f5 big-ip_analytics 11.5.1 cpe:2.3:a:f5:big-ip_analytics:11.5.1:*:*:*:*:*:*:*
f5 big-ip_analytics 11.5.2 cpe:2.3:a:f5:big-ip_analytics:11.5.2:*:*:*:*:*:*:*
f5 big-ip_analytics 11.5.3 cpe:2.3:a:f5:big-ip_analytics:11.5.3:*:*:*:*:*:*:*
f5 big-ip_analytics 11.5.4 cpe:2.3:a:f5:big-ip_analytics:11.5.4:*:*:*:*:*:*:*
f5 big-ip_analytics 13.0.0 cpe:2.3:a:f5:big-ip_analytics:13.0.0:*:*:*:*:*:*:*
f5 big-ip_access_policy_manager >= 11.6.0, <= 11.6.1 cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
f5 big-ip_access_policy_manager >= 12.0.0, <= 12.1.2 cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
f5 big-ip_access_policy_manager 11.5.0 cpe:2.3:a:f5:big-ip_access_policy_manager:11.5.0:*:*:*:*:*:*:*
f5 big-ip_access_policy_manager 11.5.1 cpe:2.3:a:f5:big-ip_access_policy_manager:11.5.1:*:*:*:*:*:*:*
f5 big-ip_access_policy_manager 11.5.2 cpe:2.3:a:f5:big-ip_access_policy_manager:11.5.2:*:*:*:*:*:*:*
f5 big-ip_access_policy_manager 11.5.3 cpe:2.3:a:f5:big-ip_access_policy_manager:11.5.3:*:*:*:*:*:*:*
f5 big-ip_access_policy_manager 11.5.4 cpe:2.3:a:f5:big-ip_access_policy_manager:11.5.4:*:*:*:*:*:*:*
f5 big-ip_access_policy_manager 13.0.0 cpe:2.3:a:f5:big-ip_access_policy_manager:13.0.0:*:*:*:*:*:*:*
f5 big-ip_application_security_manager >= 11.6.0, <= 11.6.1 cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*
f5 big-ip_application_security_manager >= 12.0.0, <= 12.1.2 cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*
f5 big-ip_application_security_manager 11.5.0 cpe:2.3:a:f5:big-ip_application_security_manager:11.5.0:*:*:*:*:*:*:*
f5 big-ip_application_security_manager 11.5.1 cpe:2.3:a:f5:big-ip_application_security_manager:11.5.1:*:*:*:*:*:*:*
f5 big-ip_application_security_manager 11.5.2 cpe:2.3:a:f5:big-ip_application_security_manager:11.5.2:*:*:*:*:*:*:*
f5 big-ip_application_security_manager 11.5.3 cpe:2.3:a:f5:big-ip_application_security_manager:11.5.3:*:*:*:*:*:*:*
f5 big-ip_application_security_manager 11.5.4 cpe:2.3:a:f5:big-ip_application_security_manager:11.5.4:*:*:*:*:*:*:*
f5 big-ip_application_security_manager 13.0.0 cpe:2.3:a:f5:big-ip_application_security_manager:13.0.0:*:*:*:*:*:*:*
f5 big-ip_dns >= 11.6.0, <= 11.6.1 cpe:2.3:a:f5:big-ip_dns:*:*:*:*:*:*:*:*
f5 big-ip_dns >= 12.0.0, <= 12.1.2 cpe:2.3:a:f5:big-ip_dns:*:*:*:*:*:*:*:*
f5 big-ip_dns 11.5.0 cpe:2.3:a:f5:big-ip_dns:11.5.0:*:*:*:*:*:*:*
f5 big-ip_dns 11.5.1 cpe:2.3:a:f5:big-ip_dns:11.5.1:*:*:*:*:*:*:*
f5 big-ip_dns 11.5.2 cpe:2.3:a:f5:big-ip_dns:11.5.2:*:*:*:*:*:*:*
f5 big-ip_dns 11.5.3 cpe:2.3:a:f5:big-ip_dns:11.5.3:*:*:*:*:*:*:*
f5 big-ip_dns 11.5.4 cpe:2.3:a:f5:big-ip_dns:11.5.4:*:*:*:*:*:*:*
f5 big-ip_dns 13.0.0 cpe:2.3:a:f5:big-ip_dns:13.0.0:*:*:*:*:*:*:*
f5 big-ip_global_traffic_manager >= 11.6.0, <= 11.6.1 cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*
f5 big-ip_global_traffic_manager >= 12.0.0, <= 12.1.2 cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*
f5 big-ip_global_traffic_manager 11.5.0 cpe:2.3:a:f5:big-ip_global_traffic_manager:11.5.0:*:*:*:*:*:*:*
f5 big-ip_global_traffic_manager 11.5.1 cpe:2.3:a:f5:big-ip_global_traffic_manager:11.5.1:*:*:*:*:*:*:*
f5 big-ip_global_traffic_manager 11.5.2 cpe:2.3:a:f5:big-ip_global_traffic_manager:11.5.2:*:*:*:*:*:*:*
f5 big-ip_global_traffic_manager 11.5.3 cpe:2.3:a:f5:big-ip_global_traffic_manager:11.5.3:*:*:*:*:*:*:*
f5 big-ip_global_traffic_manager 11.5.4 cpe:2.3:a:f5:big-ip_global_traffic_manager:11.5.4:*:*:*:*:*:*:*
f5 big-ip_global_traffic_manager 13.0.0 cpe:2.3:a:f5:big-ip_global_traffic_manager:13.0.0:*:*:*:*:*:*:*
f5 big-ip_link_controller >= 11.6.0, <= 11.6.1 cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*
f5 big-ip_link_controller >= 12.0.0, <= 12.1.2 cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*
f5 big-ip_link_controller 11.5.0 cpe:2.3:a:f5:big-ip_link_controller:11.5.0:*:*:*:*:*:*:*
f5 big-ip_link_controller 11.5.1 cpe:2.3:a:f5:big-ip_link_controller:11.5.1:*:*:*:*:*:*:*
f5 big-ip_link_controller 11.5.2 cpe:2.3:a:f5:big-ip_link_controller:11.5.2:*:*:*:*:*:*:*
f5 big-ip_link_controller 11.5.3 cpe:2.3:a:f5:big-ip_link_controller:11.5.3:*:*:*:*:*:*:*
f5 big-ip_link_controller 11.5.4 cpe:2.3:a:f5:big-ip_link_controller:11.5.4:*:*:*:*:*:*:*
f5 big-ip_link_controller 13.0.0 cpe:2.3:a:f5:big-ip_link_controller:13.0.0:*:*:*:*:*:*:*
f5 big-ip_policy_enforcement_manager >= 11.6.0, <= 11.6.1 cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:*
f5 big-ip_policy_enforcement_manager >= 12.0.0, <= 12.1.2 cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:*
f5 big-ip_policy_enforcement_manager 11.5.0 cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.5.0:*:*:*:*:*:*:*
f5 big-ip_policy_enforcement_manager 11.5.1 cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.5.1:*:*:*:*:*:*:*
f5 big-ip_policy_enforcement_manager 11.5.2 cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.5.2:*:*:*:*:*:*:*
f5 big-ip_policy_enforcement_manager 11.5.3 cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.5.3:*:*:*:*:*:*:*
f5 big-ip_policy_enforcement_manager 11.5.4 cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.5.4:*:*:*:*:*:*:*
f5 big-ip_policy_enforcement_manager 13.0.0 cpe:2.3:a:f5:big-ip_policy_enforcement_manager:13.0.0:*:*:*:*:*:*:*

References for CVE-2017-6164

URL Tags
http://www.securitytracker.com/id/1040054 Third Party Advisory VDB Entry
https://support.f5.com/csp/article/K02714910 Issue Tracking Vendor Advisory
cvelogic Threat Intelligence