CVE-2020-27932

A type confusion issue was addressed with improved state handling. This issue is fixed in macOS...

7.8 HighIn KEV

A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to execute arbitrary code with kernel privileges.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

10.3%Up 9.7 points since Apr 14, 2021

What each source reports

NVD Score used 7.8

Record: CVE-2020-27932
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0: 9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness: CWE-843
Updated: 2026-11-02

CVE List 7.8

Record: CVE-2020-27932
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-843
Updated: 2026-11-02

EUVDEUVD-2020-20425 7.8

Record: EUVD-2020-20425
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-f3wv-rx3x-v6fh 7.8

A type confusion issue was addressed with improved state handling. This issue is fixed in macOS...

Record: GHSA-f3wv-rx3x-v6fh
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-843
Updated: 2026-11-02

CISA KEV No score

Apple Multiple Products Type Confusion Vulnerability

Apple iOS, iPadOS, macOS, and watchOS contain a type confusion vulnerability that may allow a malicious application to execute code with kernel privileges.

Record: CVE-2020-27932
Weakness: CWE-843
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	exploitation
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, CISA KEV, NVD

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

In short

CVE-2020-27932 is a high vulnerability (CVSS 7.8) in Apple Ipados, published December 8, 2020. CISA lists it as known to be exploited, since November 3, 2021. EUVD reports exploitation since November 3, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 10.3%, the 95th percentile. No source names a fixed version.

References

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