Improper input validation in Apple iOS

CVE-2019-8664

An input validation issue was addressed with improved input validation. This issue is fixed in iOS 12.3, watchOS 5.2.1. Processing a maliciously crafted message may lead to a denial of service.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.008 (53.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-8664?
CVE-2019-8664 is a medium-severity vulnerability in Apple iOS, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2020-10-27.
How severe is CVE-2019-8664?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2019-8664 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.