PT-2021-15368 · F5+1 · F5 Big-Ip+1

Published 2021-09-14 · Updated 2021-09-27 · CVE-2021-23044

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions F5 BIG-IP versions 16.x before 16.1.0 F5 BIG-IP versions 15.1.x before 15.1.3.1 F5 BIG-IP versions 14.1.x before 14.1.4.2 F5 BIG-IP versions 13.1.x before 13.1.4.1 F5 BIG-IP versions 12.1.x and 11.6.x

Description When the Intel QuickAssist Technology (QAT) compression driver is used on affected BIG-IP hardware and BIG-IP Virtual Edition (VE) platforms, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.

Recommendations For F5 BIG-IP versions 16.x before 16.1.0, update to version 16.1.0 or later. For F5 BIG-IP versions 15.1.x before 15.1.3.1, update to version 15.1.3.1 or later. For F5 BIG-IP versions 14.1.x before 14.1.4.2, update to version 14.1.4.2 or later. For F5 BIG-IP versions 13.1.x before 13.1.4.1, update to version 13.1.4.1 or later. For F5 BIG-IP versions 12.1.x and 11.6.x, consider upgrading to a supported version, as these versions have reached End of Technical Support (EoTS).

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2021-23044

Affected Products

F5 Big-Ip

Intel Quickassist Technology

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-23044 · Security Note
• https://osv.dev/vulnerability/CVE-2021-23044 · Vendor Advisory
• https://support.f5.com/csp/article/K35408374 · Vendor Advisory
• https://t.me/cvenotify/21500 · Telegram Post
• https://t.me/cibsecurity/28835 · Telegram Post