Vulnerabilities > CVE-2021-30799 - Out-of-bounds Write vulnerability in Apple Iphone OS and mac OS X
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing maliciously crafted web content may lead to arbitrary code execution.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://support.apple.com/en-us/HT212600
- https://support.apple.com/en-us/HT212600
- https://support.apple.com/en-us/HT212601
- https://support.apple.com/en-us/HT212601
- https://support.apple.com/en-us/HT212602
- https://support.apple.com/en-us/HT212602
- https://support.apple.com/en-us/HT212603
- https://support.apple.com/en-us/HT212603