CVE-2020-24717
FreeBSD OpenZFS Permissions Misinterpretation Vulnerability
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.
INFO
Published Date :
Aug. 27, 2020, 7:15 p.m.
Last Modified :
Sept. 4, 2020, 4:20 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-24717.
| URL | Resource |
|---|---|
| https://github.com/openzfs/zfs/commit/716b53d0a14c72bda16c0872565dd1909757e73f | Patch Third Party Advisory |
| https://github.com/openzfs/zfs/compare/zfs-0.8.4...zfs-2.0.0-rc1 | Patch Third Party Advisory |
| https://jira.ixsystems.com/browse/NAS-107270 | Exploit Issue Tracking Patch Third Party Advisory |
| https://reviews.freebsd.org/D26107 | Issue Tracking Patch Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-24717 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-24717 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Sep. 04, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C) Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://github.com/openzfs/zfs/commit/716b53d0a14c72bda16c0872565dd1909757e73f No Types Assigned https://github.com/openzfs/zfs/commit/716b53d0a14c72bda16c0872565dd1909757e73f Patch, Third Party Advisory Changed Reference Type https://github.com/openzfs/zfs/compare/zfs-0.8.4...zfs-2.0.0-rc1 No Types Assigned https://github.com/openzfs/zfs/compare/zfs-0.8.4...zfs-2.0.0-rc1 Patch, Third Party Advisory Changed Reference Type https://jira.ixsystems.com/browse/NAS-107270 No Types Assigned https://jira.ixsystems.com/browse/NAS-107270 Exploit, Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://reviews.freebsd.org/D26107 No Types Assigned https://reviews.freebsd.org/D26107 Issue Tracking, Patch, Third Party Advisory Added CWE NIST CWE-276 Added CPE Configuration AND OR *cpe:2.3:a:openzfs:openzfs:*:*:*:*:*:*:*:* versions up to (including) 0.8.4 OR cpe:2.3:o:freebsd:freebsd:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-24717 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-24717
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.08 }} 0.00%
score
0.32816
percentile