Vulnerability in Apple Iphone OS

CVE-2018-4237

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "libxpc" component. It allows attackers to gain privileges via a crafted app that leverages a logic error.

EPSS: 0.139 (96.2th 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

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-4237?
CVE-2018-4237 is a high-severity vulnerability in Apple Iphone OS. CVSS score: 7.8/10. Published 2018-06-08.
How severe is CVE-2018-4237?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2018-4237 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.