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5.5

Windows Kernel Memory Information Disclosure Vulnerability

CVE-2023-28271 · published 3 years ago
Summary

Windows Kernel Memory Information Disclosure Vulnerability

What to do
  • Update microsoft windows_10_1507 to version 10.0.10240.19869 or later.
  • Update microsoft windows_10_1607 to version 10.0.14393.5850 or later.
  • Update microsoft windows_10_1809 to version 10.0.17763.4252 or later.
  • Update microsoft windows_10_20h2 to version 10.0.19042.2846 or later.
  • Update microsoft windows_10_21h2 to version 10.0.19044.2846 or later.
  • Update microsoft windows_10_22h2 to version 10.0.19045.2846 or later.
  • Update microsoft windows_11_21h2 to version 10.0.22000.1817 or later.
  • Update microsoft windows_11_22h2 to version 10.0.22621.1555 or later.
Affected software
VendorProductAffected versions
microsoft windows_10_1507 < 10.0.10240.19869
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:*
microsoft windows_10_1607 < 10.0.14393.5850
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*
microsoft windows_10_1809 < 10.0.17763.4252
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*
microsoft windows_10_20h2 < 10.0.19042.2846
cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*
microsoft windows_10_21h2 < 10.0.19044.2846
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
microsoft windows_10_22h2 < 10.0.19045.2846
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
microsoft windows_11_21h2 < 10.0.22000.1817
cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:*:*
microsoft windows_11_22h2 < 10.0.22621.1555
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
microsoft windows_server_2008 r2
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
microsoft windows_server_2012 r2
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
microsoft windows_server_2016 All versions
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
microsoft windows_server_2019 All versions
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
microsoft windows_server_2022 All versions
cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*
Original advisory text
Windows Kernel Memory Information Disclosure Vulnerability
Windows Kernel Memory Information Disclosure Vulnerability
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
5.5 Medium
Exploitation
1% chance of attack within 30 days
Type
CWE-200Information Exposure
Timeline
Published11 Apr 2023
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2023-28271 · NVD
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