CVE-2021-30869
Apple iOS, iPadOS, and macOS Type Confusion Vulnerability
- 대응 우선순위
- 최우선
- CVSS
- 7.8
- EPSS
- 4.15% 백분위 89.6% · 2026.06.27 기준
- CISA KEV
- 등록
- 조치 기한
- 2021.11.17
- 공개일
- 2021.08.25
CISA KEV에 등록된 실제 악용 확인 취약점
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.
공급사 Apple
제품 iOS, iPadOS, and macOS
영향 버전 unspecified, < 14.4, >= 12.0 < 12.5.5, >= 14.0 < 14.4, >= 10.14 <= 10.14.6, >= 10.15 <= 10.15.6, 10.14.6, 10.15.7, >= 11.0 < 11.2
수정 버전 14.4, 12.5.5, 11.2
Apply updates per vendor instructions.
조치 기한: 2021.11.17CVSS 벡터 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE CWE-843
KEV 등록일 2021.11.03
랜섬웨어 캠페인 사용 미확인
CISA 비고 https://nvd.nist.gov/vuln/detail/CVE-2021-30869
EPSS 데이터 기준일 2026.06.27