CVE-2021-23051
Last modified
CVE-2021-23051 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. On BIG-IP versions 15.1.0.4 through 15.1.3, when the Data Plane Development Kit (DPDK)/Elastic Network Adapter (ENA) driver is used with BIG-IP on Amazon Web Services (AWS) systems, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. This is due to an incomplete fix for CVE-2020-5862. EPSS estimates a 0.93% chance of exploitation in the next 30 days.
Description
On BIG-IP versions 15.1.0.4 through 15.1.3, when the Data Plane Development Kit (DPDK)/Elastic Network Adapter (ENA) driver is used with BIG-IP on Amazon Web Services (AWS) systems, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. This is due to an incomplete fix for CVE-2020-5862. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Access Policy Manager | >= 15.1.0.4, < 15.1.3.1 |
| F5 | Big-Ip Advanced Firewall Manager | >= 15.1.0.4, < 15.1.3.1 |
| F5 | Big-Ip Advanced Web Application Firewall | >= 15.1.0.4, < 15.1.3.1 |
| F5 | Big-Ip Analytics | >= 15.1.0.4, < 15.1.3.1 |
| F5 | Big-Ip Application Acceleration Manager | >= 15.1.0.4, < 15.1.3.1 |
| F5 | Big-Ip Application Security Manager | >= 15.1.0.4, < 15.1.3.1 |
| F5 | Big-Ip Domain Name System | >= 15.1.0.4, < 15.1.3.1 |
| F5 | Big-Ip Fraud Protection Service | >= 15.1.0.4, < 15.1.3.1 |
| F5 | Big-Ip Global Traffic Manager | >= 15.1.0.4, < 15.1.3.1 |
| F5 | Big-Ip Link Controller | >= 15.1.0.4, < 15.1.3.1 |
| F5 | Big-Ip Local Traffic Manager | >= 15.1.0.4, < 15.1.3.1 |
References
- https://support.f5.com/csp/article/K01153535Vendor Advisory
- https://support.f5.com/csp/article/K01153535Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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