CVE-2021-30869
published 2021-08-24CVE-2021-30869: A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 12.5.5, iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security…
high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
KEVITW
CISA Known Exploited Vulnerabilitydue 2021-11-17
Exploited in the wild
A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 12.5.5, iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, Security Update 2021-006 Catalina. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of reports that an exploit for this issue exists in the wild.
Affected
16 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios | — | — |
| apple | ios_14.4_and_ipados | — | — |
| apple | ios_and_ipados | >= unspecified < 14.4 | 14.4 |
| apple | ipados | < 14.4 | 14.4 |
| apple | iphone_os | >= 12.0 < 12.5.5 | 12.5.5 |
| apple | iphone_os | >= 14.0 < 14.4 | 14.4 |
| apple | mac_os_x | — | — |
| apple | mac_os_x | — | — |
| apple | mac_os_x | 10.14 – 10.14.6 | — |
| apple | mac_os_x | 10.15 – 10.15.6 | — |
| apple | macos | >= 11.0 < 11.2 | 11.2 |
| apple | macos | >= unspecified < 11.2 | 11.2 |
| apple | macos | >= unspecified < 12.5 | 12.5 |
| apple | macos | >= unspecified < 2021 | 2021 |
| apple | macos_big_sur_11.2_security_update_2021-001_catalina_security_update_2021-001_mo | — | — |
| apple | security_update_2021-006_catalina | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
vulncheck7.8HIGH
cisa7.8HIGH