CVE-2021-38154

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

4.00% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 89.6% 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:H/I:N/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

2021-08-29 04:59Z5 YR AGO

Last updated

2024-08-04 01:37Z2 YR AGO

Reserved

2021-08-06

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-732Incorrect Permission Assignment for Critical ResourceClass

Data version

5.1

Document digest

f9f23f53cf8e5ec0c1287cc833d13cfa2aafa20fa726f46df5f0cc3b71c03f76

• www.usa.canon.comhttps://www.usa.canon.com/internet/portal/us/home/support/product-advisoriesx_refsource_MISC
• protocolpolice.nlhttps://protocolpolice.nl/CVE-2021-38154_Protocol_Police_Catwalk_Alertx_refsource_MISC