OpenZFS before 2.0.0-rc1, when used on FreeBSD, misinterprets group permissions as user…
Priority LOW 34CWE-276Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.00459 40th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-24717
- 2026-10-03 Alias added: GHSA-775v-2pmh-c7ch
References
More Openzfs vulnerabilities
- TI-2023-26934 OpenZFS through 2.1.13 and 2.2.x through 2.2.1, in certain scenarios involving… CVSS 3.1HIGH 7.5
- TI-2013-06216 An issue was discovered in OpenZFS through 2.0.3. CVSS 3.1HIGH 7.5
- TI-2020-15174 OpenZFS before 2.0.0-rc1, when used on FreeBSD, allows execute permissions for all directories. CVSS 3.1HIGH 7.8
Sources
- CVE-2020-24717 · CVE Program
- CVE-2020-24717 · NVD
- FIRST EPSS
- GHSA-775v-2pmh-c7ch · GitHub Advisory Database · CC BY 4.0
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