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CRITICAL · 9.8

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 authentication bypass....

Vulnerability 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 Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
F5Big-Ip Link Controller>= 15.0.1.0.33.11-eng_hotfix, <= 15.0.1.0.48.11-eng_hotfix
F5Big-Ip Access Policy Manager>= 15.0.1.0.33.11-eng_hotfix, <= 15.0.1.0.48.11-eng_hotfix
F5Big-Ip Advanced Firewall Manager>= 15.0.1.0.33.11-eng_hotfix, <= 15.0.1.0.48.11-eng_hotfix
F5Big-Ip Application Acceleration Manager>= 15.0.1.0.33.11-eng_hotfix, <= 15.0.1.0.48.11-eng_hotfix
F5Big-Ip Application Security Manager>= 15.0.1.0.33.11-eng_hotfix, <= 15.0.1.0.48.11-eng_hotfix
F5Big-Ip Fraud Protection Service>= 15.0.1.0.33.11-eng_hotfix, <= 15.0.1.0.48.11-eng_hotfix
F5Big-Ip Local Traffic Manager>= 15.0.1.0.33.11-eng_hotfix, <= 15.0.1.0.48.11-eng_hotfix
F5Big-Ip Policy Enforcement Manager>= 15.0.1.0.33.11-eng_hotfix, <= 15.0.1.0.48.11-eng_hotfix
F5Big-Ip Analytics>= 15.0.1.0.33.11-eng_hotfix, <= 15.0.1.0.48.11-eng_hotfix
F5Big-Ip Domain Name System>= 15.0.1.0.33.11-eng_hotfix, <= 15.0.1.0.48.11-eng_hotfix
F5Big-Ip Global Traffic Manager>= 15.0.1.0.33.11-eng_hotfix, <= 15.0.1.0.48.11-eng_hotfix

Related Weaknesses (CWE)

CWE-287

References

FAQ

What is CVE-2019-6675?

CVE-2019-6675 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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....

How severe is CVE-2019-6675?

CVE-2019-6675 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-6675?

Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Link Controller, F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager.