CVE-2020-27900

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
appleCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 45%
VendorProductVersion
applemacos
𝑥
< 11.0.1
𝑥
= Vulnerable software versions
References
http://seclists.org/fulldisclosure/2020/Dec/32
https://support.apple.com/en-us/HT211931
http://seclists.org/fulldisclosure/2020/Dec/32
https://support.apple.com/en-us/HT211931