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CVE
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CVE-2020-24717Date: (C)2020-08-28   (M)2023-12-22


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 7.8CVSS Score : 7.2
Exploit Score: 1.8Exploit Score: 3.9
Impact Score: 5.9Impact Score: 10.0
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: LOCAL
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: LOWAuthentication: NONE
User Interaction: NONEConfidentiality: COMPLETE
Scope: UNCHANGEDIntegrity: COMPLETE
Confidentiality: HIGHAvailability: COMPLETE
Integrity: HIGH 
Availability: HIGH 
  
Reference:
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

CPE    1
cpe:/o:freebsd:freebsd:-
CWE    1
CWE-276

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