PT-2017-16914 · F5 · F5 Big-Ip Pem

Published 2017-10-20 · Updated 2017-11-15 · CVE-2017-6144

Positive Technologies (AI Summary)

CVSS v3.1

7.4

High

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Name of the Vulnerable Software and Affected Versions F5 BIG-IP PEM versions 12.1.0 through 12.1.2

Description The issue concerns a lack of server certificate verification when downloading the Type Allocation Code (TAC) database file via HTTPS. This could allow attackers in a privileged network position to launch a man-in-the-middle attack. The TAC databases are utilized for Device Type and OS (DTOS) and Tethering detection.

Recommendations For F5 BIG-IP PEM versions 12.1.0 through 12.1.2, consider disabling the TAC database file download feature via HTTPS until a patch is available, or ensure that an alternative secure method is used for downloading these files to minimize the risk of exploitation.

Fix

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2017-6144

Affected Products

F5 Big-Ip Pem

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2017-6144 · Security Note
• https://support.f5.com/csp/article/K81601350 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-6144 · Vendor Advisory