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Description
Improper access control in Windows SMB allows an authorized attacker to elevate privileges over a network.
PUBLISHED Reserved 2025-04-15 | Published 2025-06-10 | Updated 2025-10-21 | Assigner microsoft
HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CISA Known Exploited Vulnerability
Date added 2025-10-20 | Due date 2025-11-10
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Problem types
CWE-284: Improper Access Control
Product status
10.0.17763.0 (custom) before 10.0.17763.7434
affected
10.0.17763.0 (custom) before 10.0.17763.7434
affected
10.0.17763.0 (custom) before 10.0.17763.7434
affected
10.0.20348.0 (custom) before 10.0.20348.3807
affected
10.0.19044.0 (custom) before 10.0.19044.5965
affected
10.0.22621.0 (custom) before 10.0.22621.5472
affected
10.0.19045.0 (custom) before 10.0.19045.5965
affected
10.0.26100.0 (custom) before 10.0.26100.4349
affected
10.0.22631.0 (custom) before 10.0.22631.5472
affected
10.0.22631.0 (custom) before 10.0.22631.5472
affected
10.0.25398.0 (custom) before 10.0.25398.1665
affected
10.0.26100.0 (custom) before 10.0.26100.4349
affected
10.0.26100.0 (custom) before 10.0.26100.4349
affected
10.0.10240.0 (custom) before 10.0.10240.21034
affected
10.0.14393.0 (custom) before 10.0.14393.8148
affected
10.0.14393.0 (custom) before 10.0.14393.8148
affected
10.0.14393.0 (custom) before 10.0.14393.8148
affected
6.0.6003.0 (custom) before 6.0.6003.23351
affected
6.0.6003.0 (custom) before 6.0.6003.23351
affected
6.0.6003.0 (custom) before 6.0.6003.23351
affected
6.1.7601.0 (custom) before 6.1.7601.27769
affected
6.1.7601.0 (custom) before 6.1.7601.27769
affected
6.2.9200.0 (custom) before 6.2.9200.25522
affected
6.2.9200.0 (custom) before 6.2.9200.25522
affected
6.3.9600.0 (custom) before 6.3.9600.22620
affected
6.3.9600.0 (custom) before 6.3.9600.22620
affected
References
msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33073 (Windows SMB Client Elevation of Privilege Vulnerability) vendor-advisory
cve.org
(CVE-2025-33073)
nvd.nist.gov
(CVE-2025-33073)
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