Vulnerability in Tridium Niagara

CVE-2020-14483

A timeout during a TLS handshake can result in the connection failing to terminate. This can result in a Niagara thread hanging and requires a manual restart of Niagara (Versions 4.6.96.28, 4.7.109.20, 4.7.110.32, 4.8.0.110) and Niagara Enterprise Security (Versions 2.4.31, 2.4.45, 4.8.0.35) to correct.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.004 (33.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 33.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-14483: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

  • Tridium Niagara — versions 4.6.96.28, 4.7.109.20, 4.7.110.32
  • Tridium Niagara Enterprise Security — versions 2.4.31, 2.4.45, 4.8.0.35
  • Niagara — versions Niagara: Versions 4.6.96.28, 4.7.109.20, 4.7.110.32, 4.8.0.110 and Niagara Enterprise Security: Versions 2.4.31, 2.4.45, 4.8.0.35

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-14483?
CVE-2020-14483 is a medium-severity vulnerability in Tridium Niagara, classified under CWE-1088. CVSS score: 4.3/10. Published 2020-08-13.
How severe is CVE-2020-14483?
Medium severity. CVSS v3 base score is 4.3 out of 10.