RCE in F5 Big-ip_advanced_web_application_firewall
CVE-2021-23031
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 an…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.020 (78.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- F5 Big-ip_advanced_web_application_firewall
- F5 Big-ip_application_security_manager
- N/a Big-ip Advanced Waf And Asm — versions 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
Weakness classification (CWE)
References
- f5sirt@f5.com (x_refsource_MISC, Mitigation, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-23031?
- CVE-2021-23031 is a critical-severity vulnerability in F5 Big-ip_advanced_web_application_firewall, classified under OS Command Injection. CVSS score: 9.9/10. Published 2021-09-14.
- How severe is CVE-2021-23031?
- Critical severity. CVSS v3 base score is 9.9 out of 10.