CVE-2024-20659: CWE-20: Improper Input Validation in Microsoft Windows 10 Version 1809
CVE-2024-20659 is a high-severity security vulnerability in Microsoft Windows 10 Version 1809 related to improper input validation in the Hyper-V security feature. This flaw could allow an attacker to bypass security controls, potentially leading to full compromise of confidentiality, integrity, and availability. An official fix is available for the affected version 10.0.17763.0. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-20 (Improper Input Validation), affects the Hyper-V security feature in Microsoft Windows 10 Version 1809 (build 10.0.17763.0). It allows a security feature bypass due to insufficient validation of input, which could be exploited by an attacker with network access and requiring user interaction. The CVSS 3.1 base score is 7.1, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation of this vulnerability could lead to bypassing Hyper-V security features, resulting in full compromise of system confidentiality, integrity, and availability. The attack vector requires network access with high attack complexity and user interaction, but no privileges are required. This makes it a significant risk for affected systems if unpatched.
Mitigation Recommendations
An official fix is available from Microsoft for Windows 10 Version 1809 (build 10.0.17763.0). It is recommended to apply the official patch promptly to remediate this vulnerability. No alternative mitigations are indicated by the vendor advisory.
CVE-2024-20659: CWE-20: Improper Input Validation in Microsoft Windows 10 Version 1809
Description
CVE-2024-20659 is a high-severity security vulnerability in Microsoft Windows 10 Version 1809 related to improper input validation in the Hyper-V security feature. This flaw could allow an attacker to bypass security controls, potentially leading to full compromise of confidentiality, integrity, and availability. An official fix is available for the affected version 10.0.17763.0. No known exploits are reported in the wild at this time.
CVSS v3.1
Score 7.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-20 (Improper Input Validation), affects the Hyper-V security feature in Microsoft Windows 10 Version 1809 (build 10.0.17763.0). It allows a security feature bypass due to insufficient validation of input, which could be exploited by an attacker with network access and requiring user interaction. The CVSS 3.1 base score is 7.1, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation of this vulnerability could lead to bypassing Hyper-V security features, resulting in full compromise of system confidentiality, integrity, and availability. The attack vector requires network access with high attack complexity and user interaction, but no privileges are required. This makes it a significant risk for affected systems if unpatched.
Mitigation Recommendations
An official fix is available from Microsoft for Windows 10 Version 1809 (build 10.0.17763.0). It is recommended to apply the official patch promptly to remediate this vulnerability. No alternative mitigations are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2023-11-28T22:58:12.115Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Gcve Source
- db.gcve.eu
Threat ID: 6a2867248dd33fbd857231f8
Added to database: 06/09/2026, 19:19:00 UTC
Last enriched: 08/21/2026, 11:10:45 UTC
Last updated: 09/10/2026, 19:36:47 UTC
Views: 69
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