CVE-2021-30663
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
An integer overflow was addressed with improved input validation. This issue is fixed in iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, Safari 14.1.1, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Apple | macOS | unspecified < 11.3 | affected |
| Apple | macOS | unspecified < 14.5 | affected |
| Apple | macOS | unspecified < 12.5 | affected |
| Apple | macOS | unspecified < 14.6 | affected |
| Apple | macOS | unspecified < 14.1 | affected |
Weaknesses
- Processing maliciously crafted web content may lead to arbitrary code execution
ADP Enrichment
CVE Program Container
Additional References
- https://support.apple.com/en-us/HT212532
- https://support.apple.com/en-us/HT212534
- https://support.apple.com/en-us/HT212341
- https://support.apple.com/en-us/HT212335
- https://support.apple.com/en-us/HT212336
CISA ADP Vulnrichment
- SSVC:
- Exploitation: active
- Automatable: no
- Technical Impact: total
Additional References
References
- https://support.apple.com/en-us/HT212532
- https://support.apple.com/en-us/HT212534
- https://support.apple.com/en-us/HT212341
- https://support.apple.com/en-us/HT212335
- https://support.apple.com/en-us/HT212336
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