CVE-2021-45998

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

3.71% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 89.3% 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

2022-02-04 01:33Z4 YR AGO

Last updated

2024-08-04 04:54Z2 YR AGO

Reserved

2022-01-03

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')Class

Data version

5.1

Document digest

761b630bab416442fe336e370e3924cf9be460777462ec7cb542897328a7cbe7

• www.dlink.comhttps://www.dlink.com/en/security-bulletin/x_refsource_MISC
• github.comhttps://github.com/pjqwudi/my_vuln/blob/main/D-link/vuln_4/4.mdx_refsource_MISC
• supportannouncement.us.dlink.comhttps://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10287x_refsource_MISC