Vulnerabilities > CVE-2021-30737 - Out-of-bounds Write vulnerability in Apple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
A memory corruption issue in the ASN.1 decoder was addressed by removing the vulnerable code. This issue is fixed in tvOS 14.6, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6, iOS 12.5.4, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted certificate may lead to arbitrary code execution.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://support.apple.com/en-us/HT212528
- https://support.apple.com/en-us/HT212528
- https://support.apple.com/en-us/HT212529
- https://support.apple.com/en-us/HT212529
- https://support.apple.com/en-us/HT212530
- https://support.apple.com/en-us/HT212530
- https://support.apple.com/en-us/HT212531
- https://support.apple.com/en-us/HT212531
- https://support.apple.com/en-us/HT212532
- https://support.apple.com/en-us/HT212532
- https://support.apple.com/en-us/HT212533
- https://support.apple.com/en-us/HT212533
- https://support.apple.com/en-us/HT212548
- https://support.apple.com/en-us/HT212548