CVE-2021-30869
Summary
| CVE | CVE-2021-30869 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-08-24 19:15:00 UTC |
| Updated | 2023-11-07 03:33:00 UTC |
| Description | 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. |
Risk And Classification
EPSS: 0.023180000 probability, percentile 0.847170000 (date 2026-04-01)
CISA KEV: Listed on 2021-11-03; due 2021-11-17; ransomware use Unknown
Problem Types: CWE-843
CISA Known Exploited Vulnerability
| Vendor | Apple |
|---|---|
| Product | iOS, iPadOS, and macOS |
| Name | Apple iOS, iPadOS, and macOS Type Confusion Vulnerability |
| Required Action | Apply updates per vendor instructions. |
| Notes | https://nvd.nist.gov/vuln/detail/CVE-2021-30869 |
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Apple | Ipados | All | All | All | All |
| Operating System | Apple | Iphone Os | All | All | All | All |
| Operating System | Apple | Macos | All | All | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2019-001 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2019-002 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2019-004 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2019-005 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2019-006 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2019-007 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2020-001 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2020-002 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2020-003 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2020-004 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2020-005 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2020-006 | All | All |
| Operating System | Apple | Mac Os X | 10.14.6 | security_update_2020-007 | All | All |
| Operating System | Apple | Mac Os X | 10.15.7 | - | All | All |
| Operating System | Apple | Mac Os X | 10.15.7 | security_update_2020 | All | All |
| Operating System | Apple | Mac Os X | 10.15.7 | security_update_2020-001 | All | All |
| Operating System | Apple | Mac Os X | 10.15.7 | security_update_2020-005 | All | All |
| Operating System | Apple | Mac Os X | 10.15.7 | security_update_2020-007 | All | All |
| Operating System | Apple | Mac Os X | 10.15.7 | security_update_2021-002 | All | All |
| Operating System | Apple | Mac Os X | 10.15.7 | security_update_2021-003 | All | All |
| Operating System | Apple | Mac Os X | 10.15.7 | security_update_2021-004 | All | All |
| Operating System | Apple | Mac Os X | 10.15.7 | security_update_2021-005 | All | All |
| Operating System | Apple | Mac Os X | 10.15.7 | supplemental_update | All | All |
| Operating System | Apple | Mac Os X | All | All | All | All |
| Operating System | Apple | Mac Os X | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| About the security content of iOS 12.5.5 - Apple Support | MISC | support.apple.com | |
| About the security content of Security Update 2021-006 Catalina - Apple Support | MISC | support.apple.com | |
| About the security content of macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave - Apple Support | support.apple.com | ||
| About the security content of iOS 14.4 and iPadOS 14.4 - Apple Support | MISC | support.apple.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
| CISA Known Exploited Vulnerabilities catalog | CISA | www.cisa.gov | kev |
No vendor comments have been submitted for this CVE.