Buffer overflow in Apple Mac OS X

CVE-2018-4291

Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to macOS High Sierra 10.13.6.

Vulnerability class: Buffer Overflow

EPSS: 0.021 (79.3th percentile) — read the EPSS interpretation.

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.

Affected products

  • Apple Mac_os_x
  • N/a Macos — versions Versions prior to: macOS High Sierra 10.13.6

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-4291?
CVE-2018-4291 is a critical-severity vulnerability in Apple Mac OS X, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2019-04-03.
How severe is CVE-2018-4291?
Critical severity. CVSS v3 base score is 9.8 out of 10.