CVE-2019-16871

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

5.30% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 91.9% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-12-19 20:42Z6 YR AGO

Last updated

2024-08-05 01:24Z2 YR AGO

Reserved

2019-09-25

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-290Authentication Bypass by SpoofingBase

Data version

5.1

Document digest

deab987e22763680b909482a1dfd6a1a86eb331c1231637b6f4eaeb94a8fbd17

• www.ic4.behttps://www.ic4.be/2019/12/18/beckhoff-cve-2019-16871/#more-648x_refsource_MISC
• download.beckhoff.comhttps://download.beckhoff.com/download/document/product-security/Advisories/advisory-2017-001.pdfx_refsource_CONFIRM