CVE-2020-27921

low-risk

Published 2021-04-02

A race condition was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1. An application may be able to execute arbitrary code with kernel privileges.

Do I need to act?

0.18% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.0/10 High

LOCAL / HIGH complexity

Affected Products (1)

Mac Os X

Affected Vendors

Apple

References (4)

Vendor Advisory https://support.apple.com/en-us/HT211931

Vendor Advisory https://support.apple.com/en-us/HT212011

Vendor Advisory https://support.apple.com/en-us/HT211931

Vendor Advisory https://support.apple.com/en-us/HT212011

/ 100

low-risk

Severity 18/34 · Moderate

Exploitability 1/34 · Minimal

Exposure 5/34 · Minimal