CVE-2021-1771: Medium severity apple macos vulnerability
Published Feb 1, 2021
·Updated
Messages. This issue was addressed with improved checks.
Other sources
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.
Credit
Shreyas Ranganatha@@strawsnoceans
Affected Software
20 affected componentsFixes available
Apple macOS Big Sur<11.2
11.2
Apple Catalina
Apple Mojave
Apple iOS and macOS>=10.14<10.14.6
Apple iOS and macOS>=10.15<10.15.7
Apple iOS and macOS=10.14.6
Apple iOS and macOS=10.14.6-security_update_2019-001
Apple iOS and macOS=10.14.6-security_update_2019-002
Apple iOS and macOS=10.14.6-security_update_2020-001
Apple iOS and macOS=10.14.6-security_update_2020-002
Apple iOS and macOS=10.14.6-security_update_2020-003
Apple iOS and macOS=10.14.6-security_update_2020-004
Apple iOS and macOS=10.14.6-security_update_2020-005
Apple iOS and macOS=10.14.6-security_update_2020-006
Apple iOS and macOS=10.14.6-security_update_2020-007
Apple iOS and macOS=10.14.6-supplemental_update
Apple iOS and macOS=10.14.6-supplemental_update_2
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-supplemental_update
Apple macOS>=11.0<11.2
Event History
Apr 2, 2021
CVE Published
via MITRE·05:56 PM
Data Sourced
via MITRE·05:56 PM
DescriptionWeakness
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2021-1761
- CVE-2021-1797
- CVE-2020-27945
- CVE-2021-1760
- CVE-2021-1747
- CVE-2021-1776
- CVE-2021-1759
- CVE-2021-1772
- CVE-2021-1792
- CVE-2021-1787
- CVE-2021-1786
- CVE-2020-27937
- CVE-2021-1802
- CVE-2021-1791
- CVE-2021-1790
- CVE-2021-1775
- CVE-2020-29608
- CVE-2021-1758
- CVE-2021-1783
- CVE-2021-1741
- CVE-2021-1743
- CVE-2021-1773
- CVE-2021-1778
- CVE-2021-1736
- CVE-2021-1785
- CVE-2021-1766
- CVE-2021-1818
- CVE-2021-1742
- CVE-2021-1746
- CVE-2021-1754
- CVE-2021-1774
- CVE-2021-1777
- CVE-2021-1793
- CVE-2021-1737
- CVE-2021-1738
- CVE-2021-1744
- CVE-2021-1779
- CVE-2021-1757
- CVE-2020-27904
- CVE-2021-1764
- CVE-2021-1782
- CVE-2021-1750
- CVE-2020-29633
- CVE-2021-1781
- CVE-2021-1771
- CVE-2021-1762
- CVE-2020-29614
- CVE-2021-1763
- CVE-2021-1767
- CVE-2021-1745
- CVE-2021-1753
- CVE-2021-1768
- CVE-2021-1751
- CVE-2020-25709
- CVE-2020-27938
- CVE-2019-20838
- CVE-2020-14155
- CVE-2020-15358
- CVE-2021-1769
- CVE-2021-1788
- CVE-2021-1765
- CVE-2021-1801
- CVE-2021-1789
- CVE-2021-1871
- CVE-2021-1870
- CVE-2021-1799
- CVE-2021-30869
Frequently Asked Questions
1
What is the vulnerability identifier for this issue?
The vulnerability identifier for this issue is CVE-2021-1771.
2
What is the affected software?
The affected software includes macOS Big Sur 11.2, Apple Catalina, and Apple Mojave.
3
How was this issue addressed?
This issue was addressed with improved checks.
4
What is the severity of CVE-2021-1771?
The severity of CVE-2021-1771 has not been specified.
5
Is there a fix available?
Yes, a fix is available. Please refer to the Apple support page for more information.