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CVE-2017-6144 Details

Description

In F5 BIG-IP PEM 12.1.0 through 12.1.2 when downloading the Type Allocation Code (TAC) database file via HTTPS, the server's certificate is not verified. Attackers in a privileged network position may be able to launch a man-in-the-middle attack against these connections. TAC databases are used in BIG-IP PEM for Device Type and OS (DTOS) and Tethering detection. Customers not using BIG-IP PEM, not configuring downloads of TAC database files, or not using HTTP for that download are not affected.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.4 HIGHVector:CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://support.f5.com/csp/article/K81601350	CVE	MitigationVendor Advisory
https://support.f5.com/csp/article/K81601350	[email protected]	MitigationVendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-295	Improper Certificate Validation	[email protected]

Affected Products

Product	Versions
f5 big-ip policy enforcement manager	12.1.0 12.1.1 12.1.2
CPE cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.0:::::::* cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.1:::::::* cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.2:::::::* Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 13, 2026	CVE Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 15, 2017	Initial Analysis	[email protected]