CVE-2021-40853

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

0.85% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 58.1% of scored records. A rank, not a probability.

NVD base score

7.2 (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:C/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

2021-12-17 16:10Z4 YR AGO

Last updated

2024-09-17 00:21Z2 YR AGO

Reserved

2021-09-10

Assigning CNA

INCIBE

Record state

PUBLISHED

Severity

High (CVSS 7.2)

CNA CVSS vector

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

Weaknesses

• CWE-862Missing AuthorizationClass

Data version

5.1

Document digest

454419eb77c56959f71867d59772869c7de43e50a0730156b1e0e05d9e6605ce

• www.incibe.eshttps://www.incibe.es/en/incibe-cert/notices/aviso/tcman-gim-missing-authorization-vulnerabilityx_refsource_CONFIRM