High severity8.8CISA KEVNVD Advisory· Published Jun 10, 2025· Updated Jun 17, 2026
CVE-2025-33073
CVE-2025-33073
Description
Improper access control in Windows SMB allows an authorized attacker to elevate privileges over a network.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
48cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:*+ 2 more
- cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:*range: <10.0.10240.21034
- cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*range: <10.0.10240.21034
- (no CPE)range: 10.0.10240.0
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*+ 6 more
- cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*range: <10.0.14393.8148
- cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*range: <10.0.14393.8148
- cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*range: <10.0.19044.5965
- cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*range: <10.0.19045.5965
- (no CPE)range: 10.0.14393.0
- (no CPE)range: 10.0.19044.0
- (no CPE)range: 10.0.19045.0
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*+ 2 more
- cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*range: <10.0.17763.7434
- cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*range: <10.0.17763.7434
- (no CPE)range: 10.0.17763.0
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*range: <10.0.22621.5472
- cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*range: <10.0.22631.5472
- (no CPE)range: 10.0.22621.0
- (no CPE)range: 10.0.22631.0
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*range: <10.0.26100.4270
- (no CPE)range: 10.0.26100.0
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*+ 4 more
- cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:*
- cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
- (no CPE)range: 6.1.7601.0
- (no CPE)range: 6.0.6003.0
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*range: <10.0.25398.1665
- (no CPE)range: 6.2.9200.0
- (no CPE)range: 6.3.9600.0
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*range: <10.0.14393.8148
- (no CPE)range: 10.0.14393.0
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*range: <10.0.17763.7434
- (no CPE)range: 10.0.17763.0
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*range: <10.0.20348.3745
- (no CPE)range: 10.0.20348.0
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*range: <10.0.26100.4270
- (no CPE)range: 10.0.26100.0
- Range: 10.0.22631.0
- Microsoft/Windows Server 2008 R2 Service Pack 1 (Server Core installation)v5Range: 6.1.7601.0
- Microsoft/Windows Server 2008 Service Pack 2 (Server Core installation)v5Range: 6.0.6003.0
- Microsoft/Windows Server 2012 (Server Core installation)v5Range: 6.2.9200.0
- Microsoft/Windows Server 2012 R2 (Server Core installation)v5Range: 6.3.9600.0
- Microsoft/Windows Server 2016 (Server Core installation)v5Range: 10.0.14393.0
- Microsoft/Windows Server 2019 (Server Core installation)v5Range: 10.0.17763.0
- Microsoft/Windows Server 2022, 23H2 Edition (Server Core installation)v5Range: 10.0.25398.0
- Microsoft/Windows Server 2025 (Server Core installation)v5Range: 10.0.26100.0
Patches
Vulnerability mechanics
References
4- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33073nvdVendor Advisory
- www.vicarius.io/vsociety/posts/cve-2025-33073-detection-script-improper-access-control-in-windows-smb-affects-microsoft-productsnvdThird Party Advisory
- www.vicarius.io/vsociety/posts/cve-2025-33073-mitigation-script-improper-access-control-in-windows-smb-affects-microsoft-productsnvdMitigationThird Party Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalognvdUS Government Resource
News mentions
9- No Manners Here: The Ruthless Rise of The Gentlemen RansomwareUnit 42 · Jul 10, 2026
- The Gentlemen Ransomware With Custom EDR/AV Killers Scaling Faster to Attack Industries WorldwideCyber Security News · Jul 7, 2026
- PoC Released for NTLM Reflection Bypass Flaw that Enables SYSTEM Access on Windows ServerCyber Security News · Jun 30, 2026
- The Gentlemen Ransomware Claims 478 Victims, Can Spread Like a WormThe Hacker News · Jun 11, 2026
- The Gentlemen Ransomware Group Uses Fortinet Exploits, AI, and Custom C2 FrameworksCyber Security News · Jun 3, 2026
- AI Chatbot Recommendations Redirect Users to Cryptojacking Malware SitesThe Hacker News · May 27, 2026
- Hackers Exploit F5 BIG-IP Appliance to Gain SSH Access and Pivot Into Enterprise Linux NetworksCyber Security News · May 23, 2026
- From edge appliance to enterprise compromise: Multi-stage Linux intrusion via F5 and ConfluenceMicrosoft Security Blog · May 22, 2026
- Thus Spoke…The GentlemenCheck Point Research · May 13, 2026