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01 Record

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,

UnratedPUBLISHEDCNA: icscert
CNA base scoreUnratedNo CNA CVSS vector

02 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,

03 Exploitation and scoring

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
0.42% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 36.0% of scored records. A rank, not a probability.
NVD base score
4.3 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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.

04 Metadata

Published
2020-08-13 14:41Z6 YR AGO
Last updated
2024-08-04 12:46Z2 YR AGO
Reserved
2020-06-19
Assigning CNA
icscert
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-1088Synchronous Access of Remote Resource without TimeoutBase
Data version
5.1
Document digest
9e5c26a33947a775dfb1f6e6d9ac14e2d85319b64180ec7e0c01e0c7bc78d4a2

05 Affected products

VendorProductVersionsPlatforms
n/aNiagaraNiagara: 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—

06 References