In macOS High Sierra before 10.13.5, an access issue was addressed with additional sandbox restrictions on CUPS.
https://access.redhat.com/security/cve/cve-2018-4182
https://security.gentoo.org/glsa/201908-08
Source: MITRE
Published: 2019-01-11
Updated: 2019-10-03
Type: NVD-CWE-noinfo
Base Score: 7.2
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 3.9
Severity: HIGH
Base Score: 8.2
Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Impact Score: 6
Exploitability Score: 1.5
Severity: HIGH