CVE-2020-14521

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.29% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 70.2% 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

2022-02-11 17:40Z4 YR AGO

Last updated

2025-04-16 18:01Z1 YR AGO

Reserved

2020-06-19

Assigning CNA

icscert

Record state

PUBLISHED

Severity

High (CVSS 8.3)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

Weaknesses

• CWE-428Unquoted Search Path or ElementBase
• CWE-276Incorrect Default PermissionsBase

Data version

5.1

Document digest

0731e89af003b9be662a782e103a1040d0360144c50bea658a6e9319e9aede45

• www.cisa.govhttps://www.cisa.gov/uscert/ics/advisories/icsa-20-212-04government-resource
• www.mitsubishielectric.comhttps://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-007_en.pdfvendor-advisory