Vulnerability in Apple Mac_os_x

CVE-2018-4229

An issue was discovered in certain Apple products. macOS before 10.13.5 is affected. The issue involves the "Grand Central Dispatch" component. It allows attackers to bypass a sandbox protection mechanism by leveraging the misparsing of en…

EPSS: 0.021 (79.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-4229?
CVE-2018-4229 is a critical-severity vulnerability in Apple Mac_os_x. CVSS score: 10.0/10. Published 2018-06-08.
How severe is CVE-2018-4229?
Critical severity. CVSS v3 base score is 10.0 out of 10.
Is CVE-2018-4229 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.