What is CVE-2018-4366?

CVE-2018-4366 is a high-severity vulnerability in Apple Iphone OS, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2019-04-03.

How severe is CVE-2018-4366?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Apple Iphone OS

CVE-2018-4366

A memory corruption issue was addressed with improved input validation. This issue affected versions prior to iOS 12.1.

Vulnerability class: Buffer Overflow

EPSS: 0.064 (93.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Apple Iphone_os
N/a Ios — versions Versions prior to: iOS 12.1

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

product-security@apple.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2018-4366?: CVE-2018-4366 is a high-severity vulnerability in Apple Iphone OS, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2019-04-03.
How severe is CVE-2018-4366?: High severity. CVSS v3 base score is 7.5 out of 10.