CVE-2020-9849

6.5 mediumEPSS 2.1%

Medium (6.5) in apple. EPSS 2.1% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

EPSS: 2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-31)
CWE: CWE-200
Published: 2020-12-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

apple:icloud
apple:ipados
apple:itunes
apple:macos
apple:tvos
apple:watchos

References

http://seclists.org/fulldisclosure/2020/Dec/32
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
https://support.apple.com/en-us/HT211843
https://support.apple.com/en-us/HT211844
https://support.apple.com/en-us/HT211850

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