CVE-2020-25582
highpriority · track · 35EPSS 0.007 · 54 %ileEUUSEPSS · scored 2026-10-27
In FreeBSD 12.2-STABLE before r369334, 11.4-STABLE before r369335, 12.2-RELEASE before p4 and 11.4-RELEASE before p8 when a process, such as jexec(8) or killall(1), calls jail_attach(2) to enter a jail, the jailed root can attach to it using ptrace(2) before the current working directory is changed.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (8)
External citations — patches, advisories, analysis.
- https://lists.freebsd.org/pipermail/freebsd-announce/2021-February/002020.htmlPatchcnnvd
- https://security.FreeBSD.org/advisories/FreeBSD-SA-21:05.jail_chdir.asccnnvd
- https://security.netapp.com/advisory/ntap-20210423-0003/cnnvd
- https://vigilance.fr/vulnerability/FreeBSD-read-write-access-via-jail-attach-34662cnnvd
- https://security.FreeBSD.org/advisories/FreeBSD-SA-21:05.jail_chdir.ascenisa_euvd
- https://security.netapp.com/advisory/ntap-20210423-0003/enisa_euvd
- https://security.FreeBSD.org/advisories/FreeBSD-SA-21:05.jail_chdir.ascVendor Advisorynvd
- https://security.netapp.com/advisory/ntap-20210423-0003/Third Party Advisorynvd
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