medium5.5
CVE-2021-30855
A validation issue existed in the handling of symlinks.
Impact
A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. An application may be able to access restricted files.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Apple | Ipados | before 14.8 |
| Apple | Iphone Os | before 14.8 |
| Apple | Mac Os X | before 10.15.7 Version 10.15.7 |
| Apple | Macos | before 11.6 |
| Apple | Tvos | before 15.0 |
| Apple | Watchos | before 8.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://support.apple.com/en-us/HT212804
- https://support.apple.com/en-us/HT212805
- https://support.apple.com/en-us/HT212807
- https://support.apple.com/en-us/HT212814
- https://support.apple.com/en-us/HT212819
- https://support.apple.com/kb/HT212815
- https://support.apple.com/en-us/HT212804
- https://support.apple.com/en-us/HT212805
- https://support.apple.com/en-us/HT212807
- https://support.apple.com/en-us/HT212814
- https://support.apple.com/en-us/HT212819
- https://support.apple.com/kb/HT212815