Vulnerability Details : CVE-2020-24717
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.
Products affected by CVE-2020-24717
- cpe:2.3:a:openzfs:openzfs:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-24717
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 33 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-24717
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2020-24717
-
During installation, installed file permissions are set to allow anyone to modify those files.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-24717
-
https://reviews.freebsd.org/D26107
⚙ D26107 openzfs*: Bump OpenZFS portsIssue Tracking;Patch;Third Party Advisory
-
https://github.com/openzfs/zfs/commit/716b53d0a14c72bda16c0872565dd1909757e73f
FreeBSD: Fix UNIX permissions checking · openzfs/zfs@716b53d · GitHubPatch;Third Party Advisory
-
https://jira.ixsystems.com/browse/NAS-107270
[NAS-107270] Critical Permissions issue in ZFS on FreeBSD - iX - Bug Tracker (Jira)Exploit;Issue Tracking;Patch;Third Party Advisory
-
https://github.com/openzfs/zfs/compare/zfs-0.8.4...zfs-2.0.0-rc1
Comparing zfs-0.8.4...zfs-2.0.0-rc1 · openzfs/zfs · GitHubPatch;Third Party Advisory
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