Vulnerability in Apple Icloud

CVE-2021-1811

A logic issue was addressed with improved state management. This issue is fixed in iTunes 12.11.3 for Windows, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iCloud for Windows 12.3, macOS Big Sur 11.3, watchOS 7.4, tvOS 14.5, iOS 14.5 and iPadOS 14.5. Processing a maliciously crafted font may result in the disclosure of process memory.

EPSS: 0.017 (74.5th 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:H/I:N/A:N.

Affected products

References

Frequently asked questions

What is CVE-2021-1811?
CVE-2021-1811 is a medium-severity vulnerability in Apple Icloud. CVSS score: 6.5/10. Published 2021-09-08.
How severe is CVE-2021-1811?
Medium severity. CVSS v3 base score is 6.5 out of 10.