CVE-2020-14483

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-08-13 · updated 2026-06-17
Weakness: CWE-1088

Description

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.

Affected products

Tridium Niagara: 4.6.96.28, 4.7.109.20, 4.7.110.32, 4.8.0.110
Tridium Niagara Enterprise Security: 2.4.31, 2.4.45, 4.8.0.35

References

https://us-cert.cisa.gov/ics/advisories/icsa-20-224-03
https://us-cert.cisa.gov/ics/advisories/icsa-20-224-03

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