CVE-2020-24717

Public Exploit

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.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.06%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory ixsystems.com Third-Party Advisory freebsd.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://jira.ixsystems.com/browse/NAS-107270 issue tracking patch exploit third party advisory
https://github.com/openzfs/zfs/commit/716b53d0a14c72bda16c0872565dd1909757e73f third party advisory patch
https://reviews.freebsd.org/D26107 issue tracking third party advisory patch
https://github.com/openzfs/zfs/compare/zfs-0.8.4...zfs-2.0.0-rc1 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-24717?
CVE-2020-24717 has been scored as a high severity vulnerability.
How to fix CVE-2020-24717?
To fix CVE-2020-24717, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-24717 being actively exploited in the wild?
It is possible that CVE-2020-24717 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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