CVE-2020-27900 — MEDIUM (5.5)

Q: How severe is CVE-2020-27900?

CVE-2020-27900 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2020-27900?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Macos.

Vulnerability 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.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Apple	Macos	< 11.0.1

References

http://seclists.org/fulldisclosure/2020/Dec/32Mailing ListThird Party Advisory
https://support.apple.com/en-us/HT211931Vendor Advisory
http://seclists.org/fulldisclosure/2020/Dec/32Mailing ListThird Party Advisory
https://support.apple.com/en-us/HT211931Vendor Advisory

FAQ

What is CVE-2020-27900?

CVE-2020-27900 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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...

How severe is CVE-2020-27900?

CVE-2020-27900 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-27900?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Macos.