NULL pointer dereference in Apple Mac OS X

CVE-2018-4276

A null pointer dereference was addressed with improved validation. This issue affected versions prior to macOS High Sierra 10.13.6.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.012 (67.8th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 67.8% 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-2018-4276: held from 0.012 to 0.012.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

  • Apple Mac OS X
  • macOS — versions Versions prior to: macOS High Sierra 10.13.6

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-4276?
CVE-2018-4276 is a high-severity vulnerability in Apple Mac OS X, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2019-04-03.
How severe is CVE-2018-4276?
High severity. CVSS v3 base score is 7.5 out of 10.