CVE-2020-27718
published 2020-12-24CVE-2020-27718: When a BIG-IP ASM or Advanced WAF system running version 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, or 11.6.1-11.6.5.2…
high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
When a BIG-IP ASM or Advanced WAF system running version 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, or 11.6.1-11.6.5.2 processes requests with JSON payload, an unusually large number of parameters can cause excessive CPU usage in the BIG-IP ASM bd process.
Affected
14 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| f5 | big-ip_advanced_waf | — | — |
| f5 | big-ip_advanced_web_application_firewall | 11.6.1 – 11.6.5 | — |
| f5 | big-ip_advanced_web_application_firewall | 12.1.0 – 12.1.5 | — |
| f5 | big-ip_advanced_web_application_firewall | >= 13.1.0 < 13.1.3.5 | 13.1.3.5 |
| f5 | big-ip_advanced_web_application_firewall | >= 14.1.0 < 14.1.3.1 | 14.1.3.1 |
| f5 | big-ip_advanced_web_application_firewall | >= 15.0.0 < 15.1.1 | 15.1.1 |
| f5 | big-ip_advanced_web_application_firewall | >= 16.0.0 < 16.0.1 | 16.0.1 |
| f5 | big-ip_application_security_manager | 11.6.1 – 11.6.5 | — |
| f5 | big-ip_application_security_manager | 12.1.0 – 12.1.5 | — |
| f5 | big-ip_application_security_manager | >= 13.1.0 < 13.1.3.5 | 13.1.3.5 |
| f5 | big-ip_application_security_manager | >= 14.1.0 < 14.1.3.1 | 14.1.3.1 |
| f5 | big-ip_application_security_manager | >= 15.0.0 < 15.1.1 | 15.1.1 |
| f5 | big-ip_application_security_manager | >= 16.0.0 < 16.0.1 | 16.0.1 |
| f5 | big-ip_asm | — | — |