Man-in-the-middle attack in BIG-IP PEM - CVE-2017-6144

 

Man-in-the-middle attack in BIG-IP PEM - CVE-2017-6144

Published: October 24, 2017 / Updated: February 16, 2018


Vulnerability identifier: #VU8920
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-6144
CWE-ID: CWE-300
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: F5 Networks
Affected software:
BIG-IP PEM

Detailed vulnerability description

The vulnerability allows an adjacent attacker to conduct MITM-attack.

The weakness exists due to improper verification of certificates when the Type Allocation Code (TAC) database file is download via HTTPS. An adjacent attacker can use man-in-the-middle techniques to monitor the traffic from a user attempting to download the TAC database file via HTTPS and access or modify sensitive information in the TAC database file.

How to mitigate CVE-2017-6144

Update to version 12.1.2 HF 1 or 13.0.0.

Sources