CVE-2025-49706
Microsoft SharePoint Improper Authentication Vulnerability
- 대응 우선순위
- 최우선
- CVSS
- 6.5
- EPSS
- 99.9% 백분위 100.0% · 2026.07.17 기준
- CISA KEV
- 등록
- 조치 기한
- 2025.07.23
- 공개일
- 2025.07.09
CISA KEV에 등록된 실제 악용 확인 취약점
Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
제품 Microsoft SharePoint
영향 버전 Microsoft SharePoint 16.0.0, 2016, < 16.0.18526.20424, 2019
수정 버전 Microsoft SharePoint 16.0.18526.20424
영향 여부, 우선 대응, 정식 해결과 결과 확인 절차를 요약합니다.
Disconnect public-facing versions of SharePoint Server that have reached their end-of-life (EOL) or end-of-service (EOS) to include SharePoint Server 2013 and earlier versions. For supported versions, please follow the mitigations according to CISA (URL listed below in Notes) and vendor instructions (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.
조치 기한: 2025.07.23Microsoft SharePoint의 현재 전체 버전이 공식 영향 범위(Microsoft SharePoint 16.0.0, 2016, < 16.0.18526.20424, 2019)에 포함되는지 확인합니다. OS를 선택하면 해당 OS의 제품·패키지·KB·APAR 확인 명령만 표시됩니다.
Disconnect public-facing versions of SharePoint Server that have reached their end-of-life (EOL) or end-of-service (EOS) to include SharePoint Server 2013 and earlier versions. For supported versions, please follow the mitigations according to CISA (URL listed below in Notes) and vendor instructions (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.
패치 후 같은 명령으로 전체 버전을 다시 확인해 Microsoft SharePoint 16.0.18526.20424 기준을 충족하는지 확인합니다. 이어서 인증 우회 관련 오류·공격 흔적이 새로 발생하지 않는지 확인합니다.
CVSS 벡터 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CWE CWE-287
KEV 등록일 2025.07.22
랜섬웨어 캠페인 사용 확인됨
CISA 비고 CISA Mitigation Instructions: https://www.cisa.gov/news-events/alerts/2025/07/20/microsoft-releases-guidance-exploitation-sharepoint-vulnerability-cve-2025-53770 ; https://www.microsoft.com/en-us/security/blog/2025/07/22/disrupting-active-exploitation-of-on-premises-sharepoint-vulnerabilities/ ; https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49706 ; https://nvd.nist.gov/vuln/detail/CVE-2025-49706
EPSS 데이터 기준일 2026.07.17