CVE-2020-6638

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

1.32% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 68.9% 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:N/I:N/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

2020-01-21 19:40Z6 YR AGO

Last updated

2024-08-04 09:11Z2 YR AGO

Reserved

2020-01-09

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-20Improper Input ValidationClass

Data version

5.1

Document digest

70150f057a73e2b108ca24fbe5f6696a670ae39387a2f0fb51e1ea3787c62349

• github.comhttps://github.com/mimblewimble/grin/compare/v2.1.1...v3.0.0x_refsource_MISC
• github.comhttps://github.com/mimblewimble/grin-security/blob/master/CVEs/CVE-2020-6638.mdx_refsource_CONFIRM