CVE-2017-6163

MEDIUM

F5 BIG-IP 11.4.0-11.5.4, 11.6.0-11.6.1, 12.0.0-12.1.2 DoS via HTTP/2 or SPDY Stream Limit Bypass

Title source: llm
STIX 2.1

Description

In F5 BIG-IP LTM, AAM, AFM, APM, ASM, Link Controller, PEM, PSM software version 12.0.0 to 12.1.2, 11.6.0 to 11.6.1, 11.4.0 to 11.5.4, when a virtual server uses the standard configuration of HTTP/2 or SPDY profile with Client SSL profile, and the client initiates a number of concurrent streams beyond the advertised limit can cause a disruption of service. Remote client initiating stream beyond the advertised limit can cause a disruption of service. The Traffic Management Microkernel (TMM) data plane is exposed to this issue; the control plane is not exposed.

References (3)

Core 3
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1039671
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/101606
Vendor Advisory x_refsource_confirm
https://support.f5.com/csp/article/K22541983

Scores

CVSS v3 5.9
EPSS 0.0152
EPSS Percentile 81.5%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-119
Status published
Products (50)
f5/big-ip_access_policy_manager 11.6.0
f5/big-ip_access_policy_manager 11.6.1
f5/big-ip_access_policy_manager 12.0.0
f5/big-ip_access_policy_manager 12.1.0
f5/big-ip_access_policy_manager 12.1.1
f5/big-ip_access_policy_manager 12.1.2
f5/big-ip_access_policy_manager 11.5.0 - 11.5.4
f5/big-ip_advanced_firewall_manager 11.6.0
f5/big-ip_advanced_firewall_manager 11.6.1
f5/big-ip_advanced_firewall_manager 12.0.0
... and 40 more
Published Oct 27, 2017
Tracked Since Feb 18, 2026