CVSS v3
7.8
HIGH
EPSS Score
0.6%
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, macOS Big Sur 11.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, macOS Big Sur 11.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..
Yes. CVE-2021-30883 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 6/13/2022.
CVE-2021-30883 has a CVSS v3 base score of 7.8 (HIGH severity).
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.
Ranked by exploit probability (EPSS).