What is CVE-2021-23036?

CVE-2021-23036 is a high-severity vulnerability in F5 Big-Ip Advanced Web Application Firewall, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2021-09-14.

How severe is CVE-2021-23036?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in F5 Big-Ip Advanced Web Application Firewall

CVE-2021-23036

On version 16.0.x before 16.0.1.2, when a BIG-IP ASM and DataSafe profile are configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.009 (57.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

F5 Big-ip_advanced_web_application_firewall
F5 Big-ip_application_security_manager
F5 Big-ip_datasafe
N/a Big-ip Advanced Waf And Asm — versions 16.0.x before 16.0.1.2

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

f5sirt@f5.com (x_refsource_MISC, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2021-23036?: CVE-2021-23036 is a high-severity vulnerability in F5 Big-Ip Advanced Web Application Firewall, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2021-09-14.
How severe is CVE-2021-23036?: High severity. CVSS v3 base score is 7.5 out of 10.