CVE-2020-5644

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

4.54% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 90.7% of scored records. A rank, not a probability.

NVD base score

9.8 (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:H/A:H

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

2020-11-06 02:06Z5 YR AGO

Last updated

2024-08-04 08:39Z2 YR AGO

Reserved

2020-01-06

Assigning CNA

jpcert

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base

Data version

5.1

Document digest

bff19a9f201d254c8544b6a57dc851a45aa3357af07eeade3ff7fe975935c071

• us-cert.cisa.govhttps://us-cert.cisa.gov/ics/advisories/icsa-20-310-02x_refsource_MISC
• www.mitsubishielectric.comhttps://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-014_en.pdfx_refsource_MISC
• www.mitsubishielectric.co.jphttps://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-014.pdfx_refsource_MISC
• jvn.jphttps://jvn.jp/vu/JVNVU99562395/index.htmlx_refsource_MISC