CVE-2019-6675

CRITICAL

F5 BIG-IP Link Controller 15.0.1.0.33.11-ENG to 15.0.1.0.48.11-ENG - Authentication Bypass via Active Directory or LDAP

Title source: llm
STIX 2.1

Description

BIG-IP configurations using Active Directory, LDAP, or Client Certificate LDAP for management authentication with multiple servers are exposed to a vulnerability which allows an authentication bypass. This can result in a complete compromise of the system. This issue only impacts specific engineering hotfixes using the aforementioned authentication configuration. NOTE: This vulnerability does not affect any of the BIG-IP major, minor or maintenance releases you obtained from downloads.f5.com. The affected Engineering Hotfix builds are as follows: Hotfix-BIGIP-14.1.0.3.0.79.6-ENG.iso, Hotfix-BIGIP-14.1.0.3.0.97.6-ENG.iso, Hotfix-BIGIP-14.1.0.3.0.99.6-ENG.iso, Hotfix-BIGIP-14.1.0.5.0.15.5-ENG.iso, Hotfix-BIGIP-14.1.0.5.0.36.5-ENG.iso, Hotfix-BIGIP-14.1.0.5.0.40.5-ENG.iso, Hotfix-BIGIP-14.1.0.6.0.11.9-ENG.iso, Hotfix-BIGIP-14.1.0.6.0.14.9-ENG.iso, Hotfix-BIGIP-14.1.0.6.0.68.9-ENG.iso, Hotfix-BIGIP-14.1.0.6.0.70.9-ENG.iso, Hotfix-BIGIP-14.1.2.0.11.37-ENG.iso, Hotfix-BIGIP-14.1.2.0.18.37-ENG.iso, Hotfix-BIGIP-14.1.2.0.32.37-ENG.iso, Hotfix-BIGIP-14.1.2.1.0.46.4-ENG.iso, Hotfix-BIGIP-14.1.2.1.0.14.4-ENG.iso, Hotfix-BIGIP-14.1.2.1.0.16.4-ENG.iso, Hotfix-BIGIP-14.1.2.1.0.34.4-ENG.iso, Hotfix-BIGIP-14.1.2.1.0.97.4-ENG.iso, Hotfix-BIGIP-14.1.2.1.0.99.4-ENG.iso, Hotfix-BIGIP-14.1.2.1.0.105.4-ENG.iso, Hotfix-BIGIP-14.1.2.1.0.111.4-ENG.iso, Hotfix-BIGIP-14.1.2.1.0.115.4-ENG.iso, Hotfix-BIGIP-14.1.2.1.0.122.4-ENG.iso, Hotfix-BIGIP-15.0.1.0.33.11-ENG.iso, Hotfix-BIGIP-15.0.1.0.48.11-ENG.iso

References (2)

Core 2
Core References
Vendor Advisory x_refsource_confirm
https://support.f5.com/csp/article/K55655944

Scores

CVSS v3 9.8
EPSS 0.0014
EPSS Percentile 32.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-287
Status published
Products (50)
f5/big-ip_access_policy_manager 14.1.0.3.0.79.6-eng_hotfix
f5/big-ip_access_policy_manager 14.1.0.3.0.97.6-eng_hotfix
f5/big-ip_access_policy_manager 14.1.0.3.0.99.6-eng_hotfix
f5/big-ip_access_policy_manager 14.1.0.5.0.15.5-eng_hotfix
f5/big-ip_access_policy_manager 14.1.0.5.0.36.5-eng_hotfix
f5/big-ip_access_policy_manager 14.1.0.5.0.40.5-eng_hotfix
f5/big-ip_access_policy_manager 14.1.0.6.0.11.9-eng_hotfix
f5/big-ip_access_policy_manager 14.1.0.6.0.14.9-eng_hotfix
f5/big-ip_access_policy_manager 14.1.0.6.0.68.9-eng_hotfix
f5/big-ip_access_policy_manager 14.1.0.6.0.70.9-eng_hotfix
... and 40 more
Published Nov 26, 2019
Tracked Since Feb 18, 2026