Vulnerability Description
This issue was addressed with improved environment sanitization. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. A malicious application may be able to break out of its sandbox.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 14.6 |
| Apple | Iphone Os | < 14.6 |
| Apple | Mac Os X | >= 10.14, <= 10.14.5 |
| Apple | Macos | >= 11.0, < 11.4 |
| Apple | Tvos | < 14.6 |
| Apple | Watchos | < 7.5 |
References
- https://support.apple.com/en-us/HT212528Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212529Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212532Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212533Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212600Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212603Release NotesVendor Advisory
- https://support.apple.com/kb/HT212602Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212528Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212529Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212532Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212533Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212600Release NotesVendor Advisory
- https://support.apple.com/en-us/HT212603Release NotesVendor Advisory
- https://support.apple.com/kb/HT212602Release NotesVendor Advisory
FAQ
What is CVE-2021-30677?
CVE-2021-30677 is a vulnerability with a CVSS score of 8.8 (HIGH). This issue was addressed with improved environment sanitization. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS B...
How severe is CVE-2021-30677?
CVE-2021-30677 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30677?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Mac Os X, Apple Macos, Apple Tvos.