CVE-2020-24717

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Published Aug 27, 2020 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Description

OpenZFS before 2.0.0-rc1, when used on FreeBSD, misinterprets group permissions as user permissions, as demonstrated by mode 0770 being equivalent to mode 0777.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

AND

cpe:2.3:a:openzfs:openzfs:*:*:*:*:*:*:*:*

cpe:2.3:o:freebsd:freebsd:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-17428	OpenZFS before 2.0.0-rc1, when used on FreeBSD, misinterprets group permissions as user permissions, as demonstrated by mode 0770 being equivalent to mode 0777.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.459% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/openzfs/zfs/commit/716b53d0a14c72bda16c0872565dd1909757e73f
https://github.com/openzfs/zfs/compare/zfs-0.8.4...zfs-2.0.0-rc1
https://jira.ixsystems.com/browse/NAS-107270
https://reviews.freebsd.org/D26107

History

No history.

Subscriptions

Freebsd Freebsd

Openzfs Openzfs

Weaknesses

CWE-276

Sources

CVE record Updated: Aug 4, 2024, 3:19 PM

Status: PUBLISHED
Assigner: mitre
Published: Aug 27, 2020, 6:03 PM
Updated: Aug 4, 2024, 3:19 PM
Reserved: Aug 27, 2020, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:06 AM

Status: Modified
Published: Aug 27, 2020, 7:15 PM
Modified: Jun 17, 2026, 3:06 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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