Buffer overflow in Apple Mac OS X

CVE-2018-4139

An issue was discovered in certain Apple products. macOS before 10.13.4 is affected. The issue involves the "kext tools" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app.

Vulnerability class: Buffer Overflow

EPSS: 0.044 (90.4th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-4139?
CVE-2018-4139 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 2018-04-03.
How severe is CVE-2018-4139?
High severity. CVSS v3 base score is 7.8 out of 10.