CISA KEV 정보
| 취약점명 | Microsoft Windows SMB Client Improper Access Control Vulnerability |
|---|---|
| 설명 | Microsoft Windows SMB Client contains an improper access control vulnerability that could allow for privilege escalation. An attacker could execute a specially crafted malicious script to coerce the victim machine to connect back to the attack system using SMB and authenticate. |
| 조치사항 | Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. |
| 랜섬웨어 캠페인 악용 | Unknown |
| CWE | CWE-284 |
| 등록일 (KEV) | 2025-10-20 |
| 조치 기한 | 2025-11-10 |
| 추가 참고 | https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-33073 ; https://nvd.nist.gov/vuln/detail/CVE-2025-33073 |
NVD 상세 정보
CVSS v3.1: 8.8 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H설명: Improper access control in Windows SMB allows an authorized attacker to elevate privileges over a network.
CWE: CWE-284
참조
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33073 [Vendor Advisory]
- https://www.vicarius.io/vsociety/posts/cve-2025-33073-detection-script-improper-access-control-in-windows-smb-affects-microsoft-products [Third Party Advisory]
- https://www.vicarius.io/vsociety/posts/cve-2025-33073-mitigation-script-improper-access-control-in-windows-smb-affects-microsoft-products [Mitigation, Third Party Advisory]
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-33073 [US Government Resource]
This product uses the NVD API but is not endorsed or certified by the NVD.