Strix
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CVE-2021-23044

HIGHCVSS 7.5/10EPSS 0.90%

Last modified

CVE-2021-23044 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. On BIG-IP version 16.x before 16.1.0, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.2, 13.1.x before 13.1.4.1, and all versions of 12.1.x and 11.6.x, 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. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.. EPSS estimates a 0.90% chance of exploitation in the next 30 days.

Description

On BIG-IP version 16.x before 16.1.0, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.2, 13.1.x before 13.1.4.1, and all versions of 12.1.x and 11.6.x, 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. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.90%

55.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
F5Big-Ip Access Policy Manager>= 11.6.0, <= 11.6.5
F5Big-Ip Access Policy Manager>= 12.1.0, <= 12.1.6
F5Big-Ip Access Policy Manager>= 13.1.0, < 13.1.4.1
F5Big-Ip Access Policy Manager>= 14.1.0, < 14.1.4.2
F5Big-Ip Access Policy Manager>= 15.1.0, < 15.1.3.1
F5Big-Ip Access Policy Manager>= 16.0.0, < 16.1.0
F5Big-Ip Advanced Firewall Manager>= 11.6.0, <= 11.6.5
F5Big-Ip Advanced Firewall Manager>= 12.1.0, <= 12.1.6
F5Big-Ip Advanced Firewall Manager>= 13.1.0, <= 13.1.4.1
F5Big-Ip Advanced Firewall Manager>= 14.1.0, < 14.1.4.2
F5Big-Ip Advanced Firewall Manager>= 15.1.0, < 15.1.3.1
F5Big-Ip Advanced Firewall Manager>= 16.0.0, < 16.1.0
F5Big-Ip Analytics>= 11.6.0, <= 11.6.5
F5Big-Ip Analytics>= 12.1.0, <= 12.1.6
F5Big-Ip Analytics>= 13.1.0, < 13.1.4.1
F5Big-Ip Analytics>= 14.1.0, < 14.1.4.2
F5Big-Ip Analytics>= 15.1.0, < 15.1.3.1
F5Big-Ip Analytics>= 16.0.0, < 16.1.0
F5Big-Ip Application Acceleration Manager>= 11.6.0, <= 11.6.5
F5Big-Ip Application Acceleration Manager>= 12.1.0, <= 12.1.6
F5Big-Ip Application Acceleration Manager>= 13.1.0, < 13.1.4.1
F5Big-Ip Application Acceleration Manager>= 14.1.0, < 14.1.4.2
F5Big-Ip Application Acceleration Manager>= 15.1.0, < 15.1.3.1
F5Big-Ip Application Acceleration Manager>= 16.0.0, < 16.1.0
F5Big-Ip Application Security Manager>= 11.6.0, <= 11.6.5
F5Big-Ip Application Security Manager>= 12.1.0, <= 12.1.6
F5Big-Ip Application Security Manager>= 13.1.0, < 13.1.4.1
F5Big-Ip Application Security Manager>= 14.1.0, < 14.1.4.2
F5Big-Ip Application Security Manager>= 15.1.0, < 15.1.3.1
F5Big-Ip Application Security Manager>= 16.0.0, < 16.1.0
F5Big-Ip Domain Name System>= 11.6.0, <= 11.6.5
F5Big-Ip Domain Name System>= 12.1.0, <= 12.1.6
F5Big-Ip Domain Name System>= 13.1.0, < 13.1.4.1
F5Big-Ip Domain Name System>= 14.1.0, < 14.1.4.2
F5Big-Ip Domain Name System>= 15.1.0, < 15.1.3.1
F5Big-Ip Domain Name System>= 16.0.0, < 16.1.0
F5Big-Ip Fraud Protection Service>= 11.6.0, <= 11.6.5
F5Big-Ip Fraud Protection Service>= 12.1.0, <= 12.1.6
F5Big-Ip Fraud Protection Service>= 13.1.0, < 13.1.4.1
F5Big-Ip Fraud Protection Service>= 14.1.0, < 14.1.4.2
F5Big-Ip Fraud Protection Service>= 15.1.0, < 15.1.3.1
F5Big-Ip Fraud Protection Service>= 16.0.0, < 16.1.0
F5Big-Ip Global Traffic Manager>= 11.6.0, <= 11.6.5
F5Big-Ip Global Traffic Manager>= 12.1.0, <= 12.1.6
F5Big-Ip Global Traffic Manager>= 13.1.0, < 13.1.4.1
F5Big-Ip Global Traffic Manager>= 14.1.0, < 14.1.4.2
F5Big-Ip Global Traffic Manager>= 15.1.0, < 15.1.3.1
F5Big-Ip Global Traffic Manager>= 16.0.0, < 16.1.0
F5Big-Ip Link Controller>= 11.6.0, <= 11.6.5
F5Big-Ip Link Controller>= 12.1.0, <= 12.1.6

Showing 50 of 66 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-23044?
On BIG-IP version 16.x before 16.1.0, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.2, 13.1.x before 13.1.4.1, and all versions of 12.1.x and 11.6.x, 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. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
How severe is CVE-2021-23044?
CVE-2021-23044 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.90% probability of exploitation in the next 30 days.
How do I fix CVE-2021-23044?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-23044?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST