Vulnerability Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0. An application may be able to execute arbitrary code with kernel privileges.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 14.0 |
| Apple | Iphone Os | < 14.0 |
| Apple | Mac Os X | < 11.0.1 |
| Apple | Tvos | < 14.0 |
| Apple | Watchos | < 7.0 |
Related Weaknesses (CWE)
References
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing ListThird Party Advisory
- https://support.apple.com/en-us/HT211843Vendor Advisory
- https://support.apple.com/en-us/HT211844Vendor Advisory
- https://support.apple.com/en-us/HT211850Vendor Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing ListThird Party Advisory
- https://support.apple.com/en-us/HT211843Vendor Advisory
- https://support.apple.com/en-us/HT211844Vendor Advisory
- https://support.apple.com/en-us/HT211850Vendor Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
FAQ
What is CVE-2020-9966?
CVE-2020-9966 is a vulnerability with a CVSS score of 7.8 (HIGH). An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0. An application may be able to execute...
How severe is CVE-2020-9966?
CVE-2020-9966 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-2020-9966?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Mac Os X, Apple Tvos, Apple Watchos.