CVE-2020-25582
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)…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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 3.1
- 8.7 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
- EPSS
- 0.69% probability · 51th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-362
- Affected
- freebsd/freebsd
- Source
- secteam@freebsd.org
References
- https://security.FreeBSD.org/advisories/FreeBSD-SA-21:05.jail_chdir.ascVendor Advisory
- https://security.netapp.com/advisory/ntap-20210423-0003/Third Party Advisory
- https://security.FreeBSD.org/advisories/FreeBSD-SA-21:05.jail_chdir.ascVendor Advisory
- https://security.netapp.com/advisory/ntap-20210423-0003/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.