CVE-2026-20828: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
Out-of-bounds read in Windows Internet Connection Sharing (ICS) allows an unauthorized attacker to disclose information with a physical attack.
AI Analysis
Technical Summary
This vulnerability involves an out-of-bounds read in the Windows Internet Connection Sharing (ICS) component of Windows 10 Version 1607 (build 10.0.14393.0). The flaw permits an unauthorized attacker with physical access to the affected system to read memory outside the intended bounds, potentially disclosing sensitive information. The vulnerability is tracked as CWE-125. Microsoft has published an official fix to address this issue.
Potential Impact
An attacker with physical access to a system running the affected Windows 10 Version 1607 can exploit this vulnerability to read memory beyond intended boundaries, leading to potential information disclosure. There is no impact on integrity or availability. No known exploits are reported in the wild at this time.
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-2026-20828 to remediate this vulnerability.
CVE-2026-20828: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
Description
Out-of-bounds read in Windows Internet Connection Sharing (ICS) allows an unauthorized attacker to disclose information with a physical attack.
CVSS v3.1
Score 4.6medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an out-of-bounds read in the Windows Internet Connection Sharing (ICS) component of Windows 10 Version 1607 (build 10.0.14393.0). The flaw permits an unauthorized attacker with physical access to the affected system to read memory outside the intended bounds, potentially disclosing sensitive information. The vulnerability is tracked as CWE-125. Microsoft has published an official fix to address this issue.
Potential Impact
An attacker with physical access to a system running the affected Windows 10 Version 1607 can exploit this vulnerability to read memory beyond intended boundaries, leading to potential information disclosure. There is no impact on integrity or availability. No known exploits are reported in the wild at this time.
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-2026-20828 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2025-12-03T05:54:20.374Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20828","vendor":"Microsoft"}]
Threat ID: 69668adda60475309f9adfe1
Added to database: 01/13/2026, 18:11:41 UTC
Last enriched: 07/30/2026, 23:48:14 UTC
Last updated: 09/10/2026, 19:36:52 UTC
Views: 154
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