Improper input validation in Apple Mac OS X

CVE-2018-4254

In macOS High Sierra before 10.13.5, an input validation issue existed in the kernel. This issue was addressed with improved input validation.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (69.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-4254: held from 0.013 to 0.013.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-4254?
CVE-2018-4254 is a critical-severity vulnerability in Apple Mac OS X, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2019-01-11.
How severe is CVE-2018-4254?
Critical severity. CVSS v3 base score is 9.8 out of 10.