CVE-2019-6645

HIGH

F5 BIG-IP - Denial of Service via FTP Traffic with Connection Mirroring

Title source: llm
STIX 2.1

Description

On BIG-IP 14.0.0-14.1.0.5, 13.0.0-13.1.2, 12.1.0-12.1.4.1, 11.5.2-11.6.4, FTP traffic passing through a Virtual Server with both an active FTP profile associated and connection mirroring configured may lead to a TMM crash causing the configured HA action to be taken.

References (2)

Core 2
Core References
Vendor Advisory x_refsource_misc
https://support.f5.com/csp/article/K15759349

Scores

CVSS v3 7.5
EPSS 0.0078
EPSS Percentile 73.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (39)
f5/big-ip_access_policy_manager 14.0.0
f5/big-ip_access_policy_manager 14.1.0
f5/big-ip_access_policy_manager 11.5.2 - 11.6.4
f5/big-ip_advanced_firewall_manager 14.0.0
f5/big-ip_advanced_firewall_manager 14.1.0
f5/big-ip_advanced_firewall_manager 11.5.2 - 11.6.4
f5/big-ip_analytics 14.0.0
f5/big-ip_analytics 14.1.0
f5/big-ip_analytics 11.5.2 - 11.6.4
f5/big-ip_application_acceleration_manager 14.0.0
... and 29 more
Published Sep 04, 2019
Tracked Since Feb 18, 2026