CVE-2021-23031
Last modified
CVE-2021-23031 is a critical-severity vulnerability rated 9.9/10 on the CVSS scale. On version 16.0.x before 16.0.1.2, 15.1.x before 15.1.3, 14.1.x before 14.1.4.1, 13.1.x before 13.1.4, 12.1.x before 12.1.6, and 11.6.x before 11.6.5.3, an authenticated user may perform a privilege escalation on the BIG-IP Advanced WAF and ASM Configuration utility. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.. EPSS estimates a 2.01% chance of exploitation in the next 30 days.
Description
On version 16.0.x before 16.0.1.2, 15.1.x before 15.1.3, 14.1.x before 14.1.4.1, 13.1.x before 13.1.4, 12.1.x before 12.1.6, and 11.6.x before 11.6.5.3, an authenticated user may perform a privilege escalation on the BIG-IP Advanced WAF and ASM Configuration utility. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Advanced Web Application Firewall | >= 11.6.1, <= 11.6.5.2 |
| F5 | Big-Ip Advanced Web Application Firewall | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Advanced Web Application Firewall | >= 13.1.0, <= 13.1.3 |
| F5 | Big-Ip Advanced Web Application Firewall | >= 14.1.0, <= 14.1.4 |
| F5 | Big-Ip Advanced Web Application Firewall | >= 15.1.0, <= 15.1.2 |
| F5 | Big-Ip Advanced Web Application Firewall | >= 16.0.0, <= 16.0.1.1 |
| F5 | Big-Ip Application Security Manager | >= 11.6.1, <= 11.6.5.2 |
| F5 | Big-Ip Application Security Manager | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Application Security Manager | >= 13.1.0, <= 13.1.3 |
| F5 | Big-Ip Application Security Manager | >= 14.1.0, <= 14.1.4 |
| F5 | Big-Ip Application Security Manager | >= 15.1.0, <= 15.1.2 |
| F5 | Big-Ip Application Security Manager | >= 16.0.0, <= 16.0.1.1 |
References
- https://support.f5.com/csp/article/K41351250Mitigation, Vendor Advisory
- https://support.f5.com/csp/article/K41351250Mitigation, Vendor 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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- CVE-2021-23030On BIG-IP Advanced WAF and BIG-IP ASM version 16.0.x before …7.5
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- CVE-2021-23033On BIG-IP Advanced WAF and BIG-IP ASM version 16.x before 16…7.5
- CVE-2021-23034On BIG-IP version 16.x before 16.1.0 and 15.1.x before 15.1.…7.5
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- CVE-2021-23037On all versions of 16.1.x, 16.0.x, 15.1.x, 14.1.x, 13.1.x, 1…9.6
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