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CVE-2021-1802

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur...

7.8 High

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.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.24%Up 0.2 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.8

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.

Record
CVE-2021-1802
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-269
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2021-1802
Updated
2026-11-02
EUVDEUVD-2021-7266 No score

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.

Record
EUVD-2021-7266
Updated
2026-11-03
GitHub AdvisoriesGHSA-26rw-7v38-gcgj No score

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur...

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.

Record
GHSA-26rw-7v38-gcgj
Weakness
CWE-269
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-1802 is a high vulnerability (CVSS 7.8) in Apple Macos, published April 2, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 15th percentile. No source names a fixed version.

References

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