CVE-2017-6142: Medium severity f5 big-ip advanced firewall manager vulnerability

Published Jan 19, 2018
·
Updated

X509 certificate verification was not correctly implemented in the early access "user id" feature in the F5 BIG-IP Advanced Firewall Manager versions 13.0.0, 12.1.0-12.1.2, and 11.6.0-11.6.2, and thus did not properly validate the remote server's identity on certain versions of BIG-IP.

Affected Software

3 affected components
F5 BIG-IP Advanced Firewall Manager>=11.6.0<=11.6.2
F5 BIG-IP Advanced Firewall Manager>=12.1.0<=12.1.2
F5 BIG-IP Advanced Firewall Manager=13.0.0

Event History

Jan 19, 2018
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2017-6142?

CVE-2017-6142 has been rated as High severity due to the potential for unauthorized access resulting from improper certificate verification.

2

How do I fix CVE-2017-6142?

To fix CVE-2017-6142, update your F5 BIG-IP Advanced Firewall Manager to the latest patched version that addresses this vulnerability.

3

Which versions of F5 BIG-IP Advanced Firewall Manager are affected by CVE-2017-6142?

CVE-2017-6142 affects F5 BIG-IP Advanced Firewall Manager versions 11.6.0 to 11.6.2, 12.1.0 to 12.1.2, and 13.0.0.

4

What risks are associated with CVE-2017-6142?

The risks associated with CVE-2017-6142 include the possibility of man-in-the-middle attacks due to improper server identity validation.

5

Is there a workaround for CVE-2017-6142 if I cannot update immediately?

There are no documented workarounds for CVE-2017-6142, and the recommended action is to apply the security update as soon as possible.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203