CVE-2021-41091

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

2.85% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 85.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2021-10-04 20:20Z4 YR AGO

Last updated

2024-08-04 02:59Z2 YR AGO

Reserved

2021-09-15

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 6.3)

CNA CVSS vector

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

Weaknesses

• CWE-281Improper Preservation of PermissionsBase
• CWE-732Incorrect Permission Assignment for Critical ResourceClass

Data version

5.1

Document digest

7b91b985cc1ec8c0be4cb039cfefdfbe86a4bf16fca710de5ec22fa56361fc05

• github.comhttps://github.com/moby/moby/security/advisories/GHSA-3fwx-pjgw-3558x_refsource_CONFIRM
• github.comhttps://github.com/moby/moby/commit/f0ab919f518c47240ea0e72d0999576bb8008e64x_refsource_MISC
• lists.fedoraproject.orgFEDORA-2021-df975338d4https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZNFADTCHHYWVM6W4NJ6CB4FNFM2VMBIB/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2021-b5a9a481a2https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B5Q6G6I4W5COQE25QMC7FJY3I3PAYFBB/vendor-advisoryx_refsource_FEDORA
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdfx_refsource_CONFIRM