CVE-2020-27903

HIGH

macOS Big Sur <11.0.1 - Privilege Escalation

Title source: llm
STIX 2.1

Description

This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Big Sur 11.0.1. An application may be able to gain elevated privileges.

References (4)

Core 4
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT211931
Vendor Advisory x_refsource_confirm
https://support.apple.com/kb/HT212011
Mailing List, Third Party Advisory mailing-list x_refsource_fulldisc
http://seclists.org/fulldisclosure/2020/Dec/32
Mailing List, Third Party Advisory mailing-list x_refsource_fulldisc
http://seclists.org/fulldisclosure/2020/Dec/26

Scores

CVSS v3 7.8
EPSS 0.0115
EPSS Percentile 63.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

Status published
Products (1)
apple/macos 11.0 - 11.0.1
Published Dec 08, 2020
Tracked Since Feb 18, 2026