Vulnerability Description
The issue was resolved with additional restrictions on CSS compositing. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Visiting a maliciously crafted website may reveal a user's browsing history.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 15.0 |
| Apple | Iphone Os | < 15.0 |
| Apple | Macos | < 12.0.1 |
| Apple | Tvos | < 15.0 |
| Apple | Watchos | < 8.0 |
References
- http://www.openwall.com/lists/oss-security/2021/12/20/6
- https://support.apple.com/en-us/HT212814
- https://support.apple.com/en-us/HT212815
- https://support.apple.com/en-us/HT212819
- https://support.apple.com/kb/HT212869
- http://www.openwall.com/lists/oss-security/2021/12/20/6
- https://support.apple.com/en-us/HT212814
- https://support.apple.com/en-us/HT212815
- https://support.apple.com/en-us/HT212819
- https://support.apple.com/kb/HT212869
FAQ
What is CVE-2021-30884?
CVE-2021-30884 is a vulnerability with a CVSS score of 4.7 (MEDIUM). The issue was resolved with additional restrictions on CSS compositing. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Visiting a maliciously crafted website may reveal a user's brow...
How severe is CVE-2021-30884?
CVE-2021-30884 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30884?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos, Apple Watchos.