Buffer overflow in Apple Mac OS X

CVE-2018-4424

A buffer overflow was addressed with improved size validation. This issue affected versions prior to macOS Mojave 10.14.1.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.9% 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-2018-4424: held from 0.009 to 0.009.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

  • Apple Mac OS X
  • macOS — versions Versions prior to: macOS Mojave 10.14.1

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-4424?
CVE-2018-4424 is a high-severity vulnerability in Apple Mac OS X, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2019-04-03.
How severe is CVE-2018-4424?
High severity. CVSS v3 base score is 7.8 out of 10.