CVE-2021-1802

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

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. A local attacker may be able to elevate their privileges.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-269

Affected software

VendorProductVersions
ApplemacOS>= unspecified, < 11.2

References

Timeline

Published
Apr 2, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-18033.3The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.0.1. A local application may be able to enuCVE-2021-18057.8An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2.1, macOS Catalina 10.15.7 SupCVE-2021-18067.0A race condition was addressed with additional validation. This issue is fixed in macOS Big Sur 11.2.1, macOS Catalina 10.15.7 Supplemental CVE-2021-18075.5A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4. A local useCVE-2021-18087.5A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update CVE-2021-18097.5A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update CVE-2021-18105.5A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. A CVE-2021-18116.5A logic issue was addressed with improved state management. This issue is fixed in iTunes 12.11.3 for Windows, Security Update 2021-002 CataCVE-2021-18127.8A logic issue was addressed with improved validation. This issue is fixed in iOS 14.5 and iPadOS 14.5. A malicious application may be able tCVE-2021-18137.8A validation issue was addressed with improved logic. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 MojCVE-2021-18147.8This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.3, watchOS 7.4. Processing a maliciously crafted imagCVE-2021-18155.5A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Big Sur 11.3, i
CVE-2021-1802: High severity, CVSS 7.8 | Vulnix