by Kastro
Paper/Archive/CVE-2021-1818

CVE-2021-1818

Apple iOS and iPadOS — A logic issue was addressed with improved state management.

EPSS 3%CVSS 9.8
critical.is priorityof 100
47
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 87.2.872 × 2017.4No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

Affected

ProductAffectedFixed inSource
iOS and iPadOSunspecified – < 14.414.4CNA
macOSunspecified – < 11.211.2CNA
macOSunspecified – < 7.37.3CNA
macOSunspecified – < 7.37.3CNA
macOSunspecified – < 14.414.4CNA
macOSunspecified – < 14.414.4CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refsupport.apple.com/en-us/HT212147refsupport.apple.com/en-us/HT212146refsupport.apple.com/en-us/HT212148refsupport.apple.com/en-us/HT212149