Vulnerability Description
A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. A malicious application may be able to gain root privileges.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 14.7 |
| Apple | Iphone Os | < 14.7 |
| Apple | Mac Os X | >= 10.15, < 10.15.7 |
| Apple | Macos | < 11.5 |
| Apple | Tvos | < 14.7 |
| Apple | Watchos | < 7.6 |
References
- https://support.apple.com/en-us/HT212601Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212602Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212604Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212605Release NotesVendor Advisory
- https://support.apple.com/kb/HT212600Vendor Advisory
- https://support.apple.com/en-us/HT212601Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212602Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212604Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212605Release NotesVendor Advisory
- https://support.apple.com/kb/HT212600Vendor Advisory
FAQ
What is CVE-2021-30774?
CVE-2021-30774 is a vulnerability with a CVSS score of 7.8 (HIGH). A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. A malicious application may be able to gain root privileges.
How severe is CVE-2021-30774?
CVE-2021-30774 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30774?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Mac Os X, Apple Macos, Apple Tvos.