Detections
Analytics

CVE-2021-1840

high

Description

A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A local attacker may be able to elevate their privileges.

References

https://support.apple.com/en-us/HT212327

https://support.apple.com/en-us/HT212326

https://support.apple.com/en-us/HT212325

Details

Source: Mitre, NVD

Published: 2021-09-08

Updated: 2022-06-28

Risk Information

CVSS v2

Base Score: 4.6

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

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High