Buffer overflow in Apple Tv

CVE-2018-4189

In iOS before 11.2.5, macOS High Sierra before 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan, watchOS before 4.2.2, and tvOS before 11.2.5, a memory corruption issue exists and was addressed with improved memory handling.

Vulnerability class: Buffer Overflow

EPSS: 0.017 (74.2th 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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-4189?
CVE-2018-4189 is a critical-severity vulnerability in Apple Tv, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2019-01-11.
How severe is CVE-2018-4189?
Critical severity. CVSS v3 base score is 9.8 out of 10.