CVSS v3
8.8
HIGH
EPSS Score
0.1%
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
A memory corruption vulnerability was addressed with improved locking. This issue is fixed in iOS 17.1.2 and iPadOS 17.1.2, macOS Sonoma 14.1.2, Safari 17.1.2. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.
A memory corruption vulnerability was addressed with improved locking. This issue is fixed in iOS 17.1.2 and iPadOS 17.1.2, macOS Sonoma 14.1.2, Safari 17.1.2. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.
Yes. CVE-2023-42917 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 12/25/2023.
CVE-2023-42917 has a CVSS v3 base score of 8.8 (HIGH severity).
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.