CVE-2020-12117

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

1.36% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 69.9% of scored records. A rank, not a probability.

NVD base score

5.3 (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:L/I:N/A:N

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

2020-05-01 13:41Z6 YR AGO

Last updated

2024-08-04 11:48Z2 YR AGO

Reserved

2020-04-23

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-306Missing Authentication for Critical FunctionBase

Data version

5.1

Document digest

d95d2971c9b78817481488c9d8a193cb6f64226cdfa96df17925406c3b8e5fdb

• www.moxa.comhttps://www.moxa.com/en/support/support/security-advisory/nport-5100a-series-serial-device-servers-vulnerabilityx_refsource_CONFIRM
• blog.scadafence.comhttps://blog.scadafence.com/technical-blog-cve-2020-12117-industrial-iot-insecure-default-configurationsx_refsource_MISC