CVE-2021-3825

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

1.62% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 75.6% of scored records. A rank, not a probability.

NVD base score

9.6 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

2021-10-01 14:36Z5 YR AGO

Last updated

2026-05-18 08:11Z5 MO AGO

Reserved

2021-09-22

Assigning CNA

TR-CERT

Record state

PUBLISHED

Severity

Critical (CVSS 9.6)

CNA CVSS vector

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

Weaknesses

• CWE-306Missing Authentication for Critical FunctionBase

Data version

5.2

Document digest

f1af982f5ea54a435e66d2f639433292ba81618bdd7ced4bbf67215bb5769496

• www.usom.gov.trhttps://www.usom.gov.tr/bildirim/tr-21-0795government-resourcebroken-link
• pentest.bloghttps://pentest.blog/liderahenk-0day-all-your-pardus-clients-belongs-to-me/x_refsource_CONFIRM
• siberguvenlik.gov.trhttps://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-21-0795government-resource