CVE-2026-32071: CWE-476: NULL Pointer Dereference in Microsoft Windows 10 Version 1607
Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an unauthorized attacker to deny service over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-32071) is a null pointer dereference in the LSASS component of Windows 10 Version 1607 (build 10.0.14393.0). Exploitation allows an unauthenticated attacker to remotely cause a denial of service condition by triggering the null pointer dereference, leading to service interruption. The CVSS 3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and high impact on availability only. Microsoft has released an official patch to remediate this vulnerability.
Potential Impact
Successful exploitation results in denial of service by crashing or disrupting the LSASS service, which can cause system instability or reboot. There is no impact on confidentiality or integrity of data. No known exploits are currently reported in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32071 to remediate this vulnerability. No additional mitigations are required once the patch is applied.
CVE-2026-32071: CWE-476: NULL Pointer Dereference in Microsoft Windows 10 Version 1607
Description
Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an unauthorized attacker to deny service over a network.
CVSS v3.1
Score 7.5high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-32071) is a null pointer dereference in the LSASS component of Windows 10 Version 1607 (build 10.0.14393.0). Exploitation allows an unauthenticated attacker to remotely cause a denial of service condition by triggering the null pointer dereference, leading to service interruption. The CVSS 3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and high impact on availability only. Microsoft has released an official patch to remediate this vulnerability.
Potential Impact
Successful exploitation results in denial of service by crashing or disrupting the LSASS service, which can cause system instability or reboot. There is no impact on confidentiality or integrity of data. No known exploits are currently reported in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32071 to remediate this vulnerability. No additional mitigations are required once the patch is applied.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-10T22:02:18.665Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32071","vendor":"Microsoft"}]
Threat ID: 69de7a2782d89c981fd6ba62
Added to database: 4/14/2026, 5:32:23 PM
Last enriched: 5/19/2026, 10:42:01 AM
Last updated: 5/30/2026, 6:36:11 PM
Views: 66
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