01 Record
CVE-2020-6983
In Moxa PT-7528 series firmware, Version 4.0 or lower, and PT-7828 series firmware, Version 3.9 or lower, the affected products use a hard-coded cryptographic key, which increases the possibility that
UnratedPUBLISHEDCNA: icscert
CNA base scoreUnratedNo CNA CVSS vector
02 Description
In Moxa PT-7528 series firmware, Version 4.0 or lower, and PT-7828 series firmware, Version 3.9 or lower, the affected products use a hard-coded cryptographic key, which increases the possibility that
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
- 1.48% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 73.7% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (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: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.
04 Metadata
- Published
- 2020-03-24 18:57Z6 YR AGO
- Last updated
- 2024-08-04 09:18Z2 YR AGO
- Reserved
- 2020-01-14
- Assigning CNA
- icscert
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- a8651e04313066f7b84e0c8c741473b5f8859a25b6121e2265c7948438c9acab
05 Affected products
VendorProductVersionsPlatforms
n/aMoxa PT-7528 series firmware, Version 4.0 or lower, PT-7828 series firmware, Version 3.9 or lowerMoxa PT-7528 series firmware, Version 4.0 or lower, PT-7828 series firmware, Version 3.9 or lower—
06 References
- www.us-cert.govhttps://www.us-cert.gov/ics/advisories/icsa-20-056-03