CVE-2020-5871 - CVE House
Back to Database
Status published High CVE-2020-5871

On BIG-IP 14.1.0-14.1.2.3, undisclosed requests can lead to a denial...

Vulnerability Description

On BIG-IP 14.1.0-14.1.2.3, undisclosed requests can lead to a denial of service (DoS) when sent to BIG-IP HTTP/2 virtual servers. The problem can occur when ciphers, which have been blacklisted by the HTTP/2 RFC, are used on backend servers. This is a data-plane issue. There is no control-plane exposure.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2020-5871

Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

BIG-IP
Vulnerable Versions:
14.1.0-14.1.2.3

Timeline

Official Publish: April 30th, 2020
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.