CVE-2021-31477

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

2.64% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 84.2% of scored records. A rank, not a probability.

NVD base score

7.3 (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:L

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

2021-06-16 22:15Z5 YR AGO

Last updated

2024-08-03 23:03Z2 YR AGO

Reserved

2021-04-16

Assigning CNA

zdi

Record state

PUBLISHED

Severity

Medium (CVSS 6.3)

CNA CVSS vector

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Weaknesses

• CWE-798Use of Hard-coded CredentialsBase

Data version

5.1

Document digest

85ae7cdb3087c275f0cb1b6db711e456025eab0c9753c1a73afb7921ebc3f700

• www.zerodayinitiative.comhttps://www.zerodayinitiative.com/advisories/ZDI-21-616/x_refsource_MISC
• www.gegridsolutions.comhttps://www.gegridsolutions.com/products/support/GES-2021-005%20-%20RPV311%20Security%20Notice.pdfx_refsource_MISC