CVE-2025-32709

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-32709
Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-32709 Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32709 US Government Resource
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
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:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
History

13 Feb 2026, 20:17

Type Values Removed Values Added
Summary (en) Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally. (en) Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

27 Oct 2025, 17:12

Type Values Removed Values Added
References () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32709 - () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32709 - US Government Resource
First Time Microsoft windows Server 2008
CPE cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:*

21 Oct 2025, 23:17

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32709 -

21 Oct 2025, 20:20

Type Values Removed Values Added
References
  • {'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32709', 'source': '134c704f-9b21-4f2e-91b3-4a467353bcc0'}

21 Oct 2025, 19:21

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32709 -

16 May 2025, 16:29

Type Values Removed Values Added
References () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-32709 - () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-32709 - Vendor Advisory
First Time Microsoft windows 10 21h2
Microsoft windows Server 2022 23h2
Microsoft windows 10 1809
Microsoft windows Server 2019
Microsoft windows Server 2012
Microsoft windows 10 1507
Microsoft windows 11 23h2
Microsoft windows 11 22h2
Microsoft
Microsoft windows Server 2016
Microsoft windows Server 2025
Microsoft windows 10 22h2
Microsoft windows 10 1607
Microsoft windows Server 2022
Microsoft windows 11 24h2
Summary
  • (es) Use After Free del controlador de funciones auxiliares de Windows para WinSock permite que un atacante autorizado eleve privilegios localmente.
CPE cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*

13 May 2025, 17:16

Type Values Removed Values Added
New CVE
Information

Published : 2025-05-13 17:16

Updated : 2026-02-13 21:37

NVD link : CVE-2025-32709

Mitre link : CVE-2025-32709

CVE.ORG link : CVE-2025-32709

JSON object : View

Products Affected

microsoft

  • windows_server_2019
  • windows_server_2012
  • windows_10_1809
  • windows_11_22h2
  • windows_11_24h2
  • windows_server_2008
  • windows_11_23h2
  • windows_server_2016
  • windows_server_2022
  • windows_server_2022_23h2
  • windows_10_1507
  • windows_server_2025
  • windows_10_22h2
  • windows_10_21h2
  • windows_10_1607
CWE
CWE-416

Use After Free