Vulnerability in Apple Iphone OS

CVE-2018-4110

An issue was discovered in certain Apple products. iOS before 11.3 is affected. The issue involves the "Web App" component. It allows remote attackers to bypass intended restrictions on cookie persistence.

EPSS: 0.039 (89.3th 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

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-4110?
CVE-2018-4110 is a critical-severity vulnerability in Apple Iphone OS. CVSS score: 9.8/10. Published 2018-04-03.
How severe is CVE-2018-4110?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2018-4110 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.