CVE-2020-9823

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

This issue was addressed with improved checks. This issue is fixed in iOS 13.5 and iPadOS 13.5. Users removed from an iMessage conversation may still be able to alter state.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected software

No affected versions have been published.

Timeline

Published
Jun 9, 2020
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2020

CVE-2020-98247.5A logic issue was addressed with improved restrictions. This issue is fixed in macOS Catalina 10.15.5. A non-privileged user may be able to CVE-2020-98257.8An access issue was addressed with additional sandbox restrictions. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5.CVE-2020-98267.5A denial of service issue was addressed with improved input validation. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.1CVE-2020-98277.5A denial of service issue was addressed with improved input validation. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.1CVE-2020-98287.5An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.4. A remote attacker may be CVE-2020-98296.5A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 13.5 and iPadOS 13.5, tvOS 13.4.5, watchOS 6.2CVE-2020-98307.8A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.1CVE-2020-98315.5An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.5. A malicious application maCVE-2020-98325.5An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.5. A malicious application mCVE-2020-98335.5A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.5. A local user may bCVE-2020-98347.8A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.5. An application may beCVE-2020-98355.3An issue existed in the pausing of FaceTime video. The issue was resolved with improved logic. This issue is fixed in iOS 13.5 and iPadOS 13
CVE-2020-9823: High severity, CVSS 7.5 | Vulnix