CVE-2020-9453

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

0.39% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 31.9% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/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

2021-02-05 19:07Z5 YR AGO

Last updated

2024-08-04 10:26Z2 YR AGO

Reserved

2020-02-28

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

dd3d4cead83940aeba589e7db95b58dad6060498016caf2f8a7ae6297d0042ce

• epson.comhttps://epson.comx_refsource_MISC
• github.comhttps://github.com/FULLSHADE/Kernel-exploitsx_refsource_MISC
• github.comhttps://github.com/FULLSHADE/Kernel-exploits/tree/master/EMP_MPAU.sysx_refsource_MISC
• epson.comhttps://epson.com/Support/wa00936x_refsource_MISC