Vulnerability Description
A memory corruption issue was addressed with improved state management. This issue is fixed in watchOS 7.4.1, iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 14.5.1 |
| Apple | Iphone Os | < 12.5.3 |
| Apple | Macos | < 11.3.1 |
| Apple | Tvos | < 14.6 |
| Apple | Watchos | < 7.4.1 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/HT212335Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212336Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212339Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212341Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212532Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212335Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212336Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212339Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212341Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212532Release NotesVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-Third Party AdvisoryUS Government Resource
FAQ
What is CVE-2021-30665?
CVE-2021-30665 is a vulnerability with a CVSS score of 8.8 (HIGH). A memory corruption issue was addressed with improved state management. This issue is fixed in watchOS 7.4.1, iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, macOS Big Sur 11.3.1. Processing mali...
How severe is CVE-2021-30665?
CVE-2021-30665 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30665?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos, Apple Watchos.