Critical severity · published Nov 26, 2019
CVE-2019-6675
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…
9.8
CVSS
0.9%
EPSS
No
On KEV
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
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BA
Big-ip Access Policy Manager · F5
15.0.1.0.33.11-eng_hotfix through 15.0.1.0.48.11-eng_hotfix; 14.1.0.3.0.79.6-eng_hotfix; 14.1.0.3.0.97.6-eng_hotfix; 14.1.0.3.0.99.6-eng_hotfix; 14.1.0.5.0.15.5-eng_hotfix; 14.1.0.5.0.36.5-eng_hotfix; +18 more · source: NVD
BA
Big-ip Advanced Firewall Manager · F5
15.0.1.0.33.11-eng_hotfix through 15.0.1.0.48.11-eng_hotfix; 14.1.0.3.0.79.6-eng_hotfix; 14.1.0.3.0.97.6-eng_hotfix; 14.1.0.3.0.99.6-eng_hotfix; 14.1.0.5.0.15.5-eng_hotfix; 14.1.0.5.0.36.5-eng_hotfix; +18 more · source: NVD
BA
Big-ip Analytics · F5
15.0.1.0.33.11-eng_hotfix through 15.0.1.0.48.11-eng_hotfix; 14.1.0.3.0.79.6-eng_hotfix; 14.1.0.3.0.97.6-eng_hotfix; 14.1.0.3.0.99.6-eng_hotfix; 14.1.0.5.0.15.5-eng_hotfix; 14.1.0.5.0.36.5-eng_hotfix; +18 more · source: NVD
BA
Big-ip Application Acceleration Manager · F5
15.0.1.0.33.11-eng_hotfix through 15.0.1.0.48.11-eng_hotfix; 14.1.0.3.0.79.6-eng_hotfix; 14.1.0.3.0.97.6-eng_hotfix; 14.1.0.3.0.99.6-eng_hotfix; 14.1.0.5.0.15.5-eng_hotfix; 14.1.0.5.0.36.5-eng_hotfix; +18 more · source: NVD
BA
Big-ip Application Security Manager · F5
15.0.1.0.33.11-eng_hotfix through 15.0.1.0.48.11-eng_hotfix; 14.1.0.3.0.79.6-eng_hotfix; 14.1.0.3.0.97.6-eng_hotfix; 14.1.0.3.0.99.6-eng_hotfix; 14.1.0.5.0.15.5-eng_hotfix; 14.1.0.5.0.36.5-eng_hotfix; +18 more · source: NVD
BD
Big-ip Domain Name System · F5
15.0.1.0.33.11-eng_hotfix through 15.0.1.0.48.11-eng_hotfix; 14.1.0.3.0.79.6-eng_hotfix; 14.1.0.3.0.97.6-eng_hotfix; 14.1.0.3.0.99.6-eng_hotfix; 14.1.0.5.0.15.5-eng_hotfix; 14.1.0.5.0.36.5-eng_hotfix; +18 more · source: NVD
BF
Big-ip Fraud Protection Service · F5
15.0.1.0.33.11-eng_hotfix through 15.0.1.0.48.11-eng_hotfix; 14.1.0.3.0.79.6-eng_hotfix; 14.1.0.3.0.97.6-eng_hotfix; 14.1.0.3.0.99.6-eng_hotfix; 14.1.0.5.0.15.5-eng_hotfix; 14.1.0.5.0.36.5-eng_hotfix; +18 more · source: NVD
BG
Big-ip Global Traffic Manager · F5
15.0.1.0.33.11-eng_hotfix through 15.0.1.0.48.11-eng_hotfix; 14.1.0.3.0.79.6-eng_hotfix; 14.1.0.3.0.97.6-eng_hotfix; 14.1.0.3.0.99.6-eng_hotfix; 14.1.0.5.0.15.5-eng_hotfix; 14.1.0.5.0.36.5-eng_hotfix; +18 more · source: NVD
BL
Big-ip Link Controller · F5
15.0.1.0.33.11-eng_hotfix through 15.0.1.0.48.11-eng_hotfix; 14.1.0.3.0.79.6-eng_hotfix; 14.1.0.3.0.97.6-eng_hotfix; 14.1.0.3.0.99.6-eng_hotfix; 14.1.0.5.0.15.5-eng_hotfix; 14.1.0.5.0.36.5-eng_hotfix; +18 more · source: NVD
BL
Big-ip Local Traffic Manager · F5
15.0.1.0.33.11-eng_hotfix through 15.0.1.0.48.11-eng_hotfix; 14.1.0.3.0.79.6-eng_hotfix; 14.1.0.3.0.97.6-eng_hotfix; 14.1.0.3.0.99.6-eng_hotfix; 14.1.0.5.0.15.5-eng_hotfix; 14.1.0.5.0.36.5-eng_hotfix; +18 more · source: NVD
BP
Big-ip Policy Enforcement Manager · F5
15.0.1.0.33.11-eng_hotfix through 15.0.1.0.48.11-eng_hotfix; 14.1.0.3.0.79.6-eng_hotfix; 14.1.0.3.0.97.6-eng_hotfix; 14.1.0.3.0.99.6-eng_hotfix; 14.1.0.5.0.15.5-eng_hotfix; 14.1.0.5.0.36.5-eng_hotfix; +18 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-6675
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-6675
Vendor Advisory
https://support.f5.com/csp/article/K55655944
support.f5.com
https://support.f5.com/csp/article/K55655944?utm_source=f5support&%3Butm_medium=RSS
More from Big-ip Access Policy Manager
9.8
CVE-2026-94127
BIG-IP APM OAuth vulnerability
9.8
CVE-2025-53521
BigIP APM Vulnerability
9.8
CVE-2023-46747
BIG-IP Configuration utility unauthenticated remote code execution vulnerability
9.8
CVE-2022-1388
F5 BIG-IP Missing Authentication Vulnerability
9.8
CVE-2021-22991
F5 BIG-IP Traffic Management Microkernel Buffer Overflow