CVE-2019-20427

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

5.09% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 92.0% 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

2020-01-27 04:20Z6 YR AGO

Last updated

2024-08-05 02:39Z2 YR AGO

Reserved

2020-01-27

Assigning CNA

mitre

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

c4039672bc035ea08c1a96408de9d999267fcac945ff20246b75a7876867f78b

• wiki.lustre.orghttp://wiki.lustre.org/Lustre_2.12.3_Changelogx_refsource_MISC
• lustre.orghttp://lustre.org/x_refsource_MISC
• jira.whamcloud.comhttps://jira.whamcloud.com/browse/LU-12600x_refsource_MISC
• review.whamcloud.comhttps://review.whamcloud.com/#/c/35867/x_refsource_MISC