High severity7.4NVD Advisory· Published Oct 20, 2017· Updated May 13, 2026
CVE-2017-6144
CVE-2017-6144
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.
Affected products
1- F5 Networks, Inc./F5 BIG-IP PEMv5Range: 12.1.0 through 12.1.2
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- support.f5.com/csp/article/K81601350nvdMitigationVendor Advisory
News mentions
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