high8.8Known exploited
CVE-2021-30665
Apple Multiple Products WebKit Memory Corruption Vulnerability
Exploited in the wild
This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2021-11-03. Federal due date: 2021-11-17.
Apply updates per vendor instructions.
Impact
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..
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Apple | Ipados | before 14.5.1 |
| Apple | Iphone Os | before 12.5.3 from 13.0 before 14.5.1 |
| Apple | Macos | before 11.3.1 |
| Apple | Tvos | before 14.6 |
| Apple | Watchos | before 7.4.1 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- https://support.apple.com/en-us/HT212335
- https://support.apple.com/en-us/HT212336
- https://support.apple.com/en-us/HT212339
- https://support.apple.com/en-us/HT212341
- https://support.apple.com/en-us/HT212532
- https://support.apple.com/en-us/HT212335
- https://support.apple.com/en-us/HT212336
- https://support.apple.com/en-us/HT212339
- https://support.apple.com/en-us/HT212341
- https://support.apple.com/en-us/HT212532
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30665