Vulnerability · Published Apr 2, 2021 · Assigned by apple
CVE-2021-1771
Low 3.3
In plain English
A low-severity security flaw in macOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities).
Severity (CVSS NVD)3.3Low
Exploit odds (30 days)0.6%top 52.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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 products (as reported)
References
- https://support.apple.com/en-us/HT212147 x_refsource_MISC