Information disclosure in Apple Icloud

CVE-2020-9849

An information disclosure issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.0, iOS 14.0 and iPadOS 14.0, iTunes for Windows 12.10.9, iCloud for Windows 11.5, tvOS 14.0. A remote attacker may be able to leak memory.

Vulnerability class: Information Disclosure

EPSS: 0.021 (79.6th 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

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-9849?
CVE-2020-9849 is a medium-severity vulnerability in Apple Icloud, classified under Information Disclosure. CVSS score: 6.5/10. Published 2020-12-08.
How severe is CVE-2020-9849?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2020-9849 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.