CVE-2020-27900

Published: Dec 8, 2020Modified: Jun 17, 2026

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

An issue existed in the handling of snapshots. The issue was resolved with improved permissions logic. This issue is fixed in macOS Big Sur 11.0.1. A malicious application may be able to preview files it does not have access to.

Affected (1)

Products: Apple: Macos

Apple

1 product

Macos

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Apple Macos	Before 11.0.1

References (4)

http://seclists.org/fulldisclosure/2020/Dec/32

Source: product-security@apple.com

Mailing ListThird Party Advisory

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

Source: product-security@apple.com

Vendor Advisory

http://seclists.org/fulldisclosure/2020/Dec/32

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

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

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.