Vulnerability Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Processing a maliciously crafted file may disclose user information.
CVSS Score
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 14.7 |
| Apple | Iphone Os | < 14.7 |
| Apple | Mac Os X | >= 10.14.0, < 10.14.6 |
| Apple | Macos | < 11.5 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/HT212601Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212602Release NotesVendor Advisory
- https://support.apple.com/kb/HT212600Vendor Advisory
- https://support.apple.com/kb/HT212603Vendor Advisory
- https://support.apple.com/en-us/HT212601Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212602Release NotesVendor Advisory
- https://support.apple.com/kb/HT212600Vendor Advisory
- https://support.apple.com/kb/HT212603Vendor Advisory
FAQ
What is CVE-2021-30791?
CVE-2021-30791 is a vulnerability with a CVSS score of 5.5 (MEDIUM). An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Processing a maliciously crafted file may disclose user information.
How severe is CVE-2021-30791?
CVE-2021-30791 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30791?
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.