CVE-2019-5596 - In FreeBSD 11.2-STABLE after r338618 and before r343786, 12.0-STABLE before r343781, and 12.0-RELEAS

CVE-2019-5596

Summary

In FreeBSD 11.2-STABLE after r338618 and before r343786, 12.0-STABLE before r343781, and 12.0-RELEASE before 12.0-RELEASE-p3, a bug in the reference count implementation for UNIX domain sockets can cause a file structure to be incorrectly released potentially allowing a malicious local user to gain root privileges or escape from a jail.

References

Vulnerable Configurations

cpe:2.3:a:freebsd:freebsd:11.2:*:*:*:*:*:*:*
cpe:2.3:a:freebsd:freebsd:11.2:*:*:*:*:*:*:*
cpe:2.3:a:freebsd:freebsd:12.0:*:*:*:*:*:*:*
cpe:2.3:a:freebsd:freebsd:12.0:*:*:*:*:*:*:*

CVSS

Base:	7.2 (as of 24-08-2020 - 17:37)
Impact:
Exploitability:

CWE

NVD-CWE-noinfo

CAPEC

Access

Vector	Complexity	Authentication
LOCAL	LOW	NONE

Impact

Confidentiality	Integrity	Availability
COMPLETE	COMPLETE	COMPLETE

cvss-vector via4

AV:L/AC:L/Au:N/C:C/I:C/A:C

refmap via4

freebsd	FreeBSD-SA-19:02
misc	http://packetstormsecurity.com/files/155790/FreeBSD-fd-Privilege-Escalation.html

Last major update

24-08-2020 - 17:37

Published

12-02-2019 - 05:29

Last modified

24-08-2020 - 17:37