CVE-2021-1771

Published: Apr 2, 2021Modified: Nov 21, 2024

3.3

Vector

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

Exploitability: 1.8 / Impact: 1.4

Source: NVD

Description

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. A user that is removed from an iMessage group could rejoin the group.

Affected (17)

Products: Apple: Mac Os X, Macos

Apple

2 products

Mac Os X

Macos

Configuration A

17 vulnerable

Vulnerable Software	Affected Versions
Apple Mac Os X	From 10.14 to 10.14.6
Apple Mac Os X	From 10.15 to 10.15.7
Apple Mac Os X	Version 10.14.6
Apple Mac Os X	Version 10.14.6 security_update_2019-001
Apple Mac Os X	Version 10.14.6 security_update_2019-002
Apple Mac Os X	Version 10.14.6 security_update_2020-001
Apple Mac Os X	Version 10.14.6 security_update_2020-002
Apple Mac Os X	Version 10.14.6 security_update_2020-003
Apple Mac Os X	Version 10.14.6 security_update_2020-004
Apple Mac Os X	Version 10.14.6 security_update_2020-005
Apple Mac Os X	Version 10.14.6 security_update_2020-006
Apple Mac Os X	Version 10.14.6 security_update_2020-007
Apple Mac Os X	Version 10.14.6 supplemental_update
Apple Mac Os X	Version 10.14.6 supplemental_update_2
Apple Mac Os X	Version 10.15.7
Apple Mac Os X	Version 10.15.7 supplemental_update
Apple Macos	From 11.0 to 11.2

References (2)

https://support.apple.com/en-us/HT212147

Source: product-security@apple.com

Release NotesVendor Advisory

https://support.apple.com/en-us/HT212147

Source: af854a3a-2127-422b-91ae-364da2661108

Release NotesVendor Advisory

Timeline

No history available yet.