CVE-2020-6420

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

1.33% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 69.0% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

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

2020-03-20 13:50Z6 YR AGO

Last updated

2024-08-04 09:02Z2 YR AGO

Reserved

2020-01-08

Assigning CNA

Chrome

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-358Improperly Implemented Security Check for StandardBase

Data version

5.1

Document digest

d1a1329204d6e1c87856b848522d8b37f2e43a800997e9be815ed360c4ddd16e

• crbug.comhttps://crbug.com/1050996x_refsource_MISC
• chromereleases.googleblog.comhttps://chromereleases.googleblog.com/2020/03/stable-channel-update-for-desktop.htmlx_refsource_MISC
• lists.fedoraproject.orgFEDORA-2020-39e0b8bd14https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/vendor-advisoryx_refsource_FEDORA