CVE-2020-5539

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

0.84% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 55.3% of scored records. A rank, not a probability.

NVD base score

6.5 (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:L/I:L/A:N

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

2020-03-02 07:00Z6 YR AGO

Last updated

2024-08-04 08:30Z2 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-639Authorization Bypass Through User-Controlled KeyBase

Data version

5.1

Document digest

05d2bb78e21379201b8855ad5036250792839dcc097c550963a2889285068fbb

• jvn.jphttps://jvn.jp/en/jp/JVN73472345/index.htmlx_refsource_MISC
• www.grandit.jphttps://www.grandit.jp/etc/20200228_letter.pdfx_refsource_MISC