CVE-2018-8453
Microsoft Win32k Privilege Escalation Vulnerability
- 대응 우선순위
- 최우선
- CVSS
- 7.8
- EPSS
- 69.8% 백분위 99.3% · 2026.07.17 기준
- CISA KEV
- 등록
- 조치 기한
- 2022.07.21
- 공개일
- 2018.10.10
CISA KEV에 등록된 실제 악용 확인 취약점
An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.
제품 Microsoft Win32k
영향 버전 Microsoft Win32k 32-bit Systems Service Pack 1, x64-based Systems Service Pack 1, (Server Core installation), Windows RT 8.1, 32-bit Systems Service Pack 2, 32-bit Systems Service Pack 2 (Server Core installation), Itanium-Based Systems Service Pack 2, x64-based Systems Service Pack 2, x64-based Systems Service Pack 2 (Server Core installation), 32-bit systems, x64-based systems, Itanium-Based Systems Service Pack 1, x64-based Systems Service Pack 1 (Server Core installation), Version 1607 for 32-bit Systems, Version 1607 for x64-based Systems, Version 1703 for 32-bit Systems, Version 1703 for x64-based Systems, Version 1709 for 32-bit Systems, Version 1709 for x64-based Systems
수정 버전 Microsoft Win32k · 수정 버전은 공급사 공식자료 확인 필요
영향 여부, 우선 대응, 정식 해결과 결과 확인 절차를 요약합니다.
Apply updates per vendor instructions.
조치 기한: 2022.07.21Microsoft Win32k의 현재 전체 버전이 공식 영향 범위(Microsoft Win32k 32-bit Systems Service Pack 1, x64-based Systems Service Pack 1, (Server Core installation), Windows RT 8.1, 32-bit Systems Service Pack 2, 32-bit Systems Service Pack 2 (Server Core installation), Itanium-Based Systems Service Pack 2, x64-based Systems Service Pack 2, x64-based Systems Service Pack 2 (Server Core installation), 32-bit systems, x64-based systems, Itanium-Based Systems Service Pack 1, x64-based Systems Service Pack 1 (Server Core installation), Version 1607 for 32-bit Systems, Version 1607 for x64-based Systems, Version 1703 for 32-bit Systems, Version 1703 for x64-based Systems, Version 1709 for 32-bit Systems, Version 1709 for x64-based Systems)에 포함되는지 확인합니다. OS를 선택하면 해당 OS의 제품·패키지·KB·APAR 확인 명령만 표시됩니다.
Apply updates per vendor instructions.
패치 후 같은 명령으로 전체 버전을 다시 확인해 Microsoft Win32k · 수정 버전은 공급사 공식자료 확인 필요 기준을 충족하는지 확인합니다. 이어서 서비스 거부(DoS) 관련 오류·공격 흔적이 새로 발생하지 않는지 확인합니다.
CVSS 벡터 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE CWE-404
KEV 등록일 2022.01.21
랜섬웨어 캠페인 사용 확인됨
CISA 비고 https://nvd.nist.gov/vuln/detail/CVE-2018-8453
EPSS 데이터 기준일 2026.07.17