CVE-2020-27906

high

Description

Multiple integer overflows were addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1. A remote attacker may be able to cause unexpected application termination or heap corruption.

References

http://seclists.org/fulldisclosure/2020/Dec/26

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

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

https://support.apple.com/kb/HT212011

Details

Published: 2020-12-08

Risk Information

CVSS v2

Base Score: 9.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H