VULNERABILITY INTELLIGENCE
CVE-2020-5891
CVSS score7.5 HIGH
EPSS probability1.27%
CISA KEVNot currently listed
Published2020-04-30
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
On BIG-IP 15.1.0-15.1.0.1, 15.0.0-15.0.1.2, and 14.1.0-14.1.2.3, undisclosed HTTP/2 requests can lead to a denial of service when sent to a virtual server configured with the Fallback Host setting and a server-side HTTP/2 profile.
Weakness classification
- nvd@nist.gov: NVD-CWE-noinfo
Primary references
- f5sirt@f5.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory