CVE-2021-31351

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

1.02% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 60.9% of scored records. A rank, not a probability.

NVD base score

7.5 (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: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

2021-10-19 18:16Z4 YR AGO

Last updated

2024-09-17 01:26Z1 YR AGO

Reserved

2021-04-15

Assigning CNA

juniper

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

• CWE-754Improper Check for Unusual or Exceptional ConditionsClass

Data version

5.1

Document digest

0750aa31de810a4b063ab1d5f294d7439b40e5cd4782a7d6fca14e4803cce2ad

• kb.juniper.nethttps://kb.juniper.net/JSA11216x_refsource_CONFIRM