CVE-2020-27901

Name: CVE-2020-27901
Creator: NVD / NIST
Published: 2021-04-02T18:15:15.217+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.3/10EPSS 0.58%

Last modified Jun 17, 2026

CVE-2020-27901 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. A logic issue was addressed with improved restrictions. 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. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

A logic issue was addressed with improved restrictions. 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. A sandboxed process may be able to circumvent sandbox restrictions.

Metrics

CVSS 3.1

6.3/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N

EPSS Probability

0.58%

43.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Apple	Macos	< 11.0.1
Apple	Macos	< 11.1.0

References

https://support.apple.com/en-us/HT211931Vendor Advisory
https://support.apple.com/en-us/HT212011Vendor Advisory
https://support.apple.com/en-us/HT211931Vendor Advisory
https://support.apple.com/en-us/HT212011Vendor Advisory

Timeline

Published: Apr 2, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-27901?

How severe is CVE-2020-27901?

CVE-2020-27901 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.

How do I fix CVE-2020-27901?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-27901?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST