Buffer overflow in Apple iOS

CVE-2019-8553

A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2. Clicking a malicious SMS link may lead to arbitrary code execution.

Vulnerability class: Buffer Overflow

EPSS: 0.018 (76.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-8553?
CVE-2019-8553 is a high-severity vulnerability in Apple iOS, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2019-12-18.
How severe is CVE-2019-8553?
High severity. CVSS v3 base score is 8.8 out of 10.