CVE-2020-25582 — HIGH (8.7)

Vulnerability 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 Score

8.7

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Freebsd	Freebsd	11.4

Related Weaknesses (CWE)

CWE-362

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

FAQ

What is CVE-2020-25582?

CVE-2020-25582 is a vulnerability with a CVSS score of 8.7 (HIGH). 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 jai...

How severe is CVE-2020-25582?

CVE-2020-25582 has been rated HIGH with a CVSS base score of 8.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-25582?

Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd.