CVE-2021-33838

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

2.77% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 85.0% 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

2021-06-03 23:58Z5 YR AGO

Last updated

2024-08-03 23:58Z2 YR AGO

Reserved

2021-06-03

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-203Observable DiscrepancyBase

Data version

5.1

Document digest

0f034f20a9910cf7414ef1fdc1612dd86417ff9394ec5b4f8c9342b732fd28fb

• github.comhttps://github.com/mame82/misc/blob/master/luca_traceIds.mdx_refsource_MISC
• luca-app.dehttps://luca-app.de/securityoverview/properties/objectives.htmlx_refsource_MISC
• www.youtube.comhttps://www.youtube.com/playlist?list=PLKuX6iczGb3kuDsm2RFgbmRkTugkR9-UEx_refsource_MISC
• www.ccc.dehttps://www.ccc.de/de/updates/2021/luca-app-ccc-fordert-bundesnotbremsex_refsource_MISC