CVE-2026-70124

Analyzed Analyzed - Analysis Complete

Out-of-Bounds Read in Windows DHCP Server

Publication date: 2026-09-08

Last updated on: 2026-09-24

Assigner: Microsoft Corporation

Description

Out-of-bounds read in Windows DHCP Server allows an unauthorized attacker to disclose information over a network.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-08

Last Modified

2026-09-24

Generated

2026-09-29

AI Q&A

2026-09-09

EPSS Evaluated

2026-09-27

NVD

CVE-2026-70124

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	windows_server_2012	r2
microsoft	windows_server_2012	*
microsoft	windows_server_2025	to 10.0.26100.33438 (exc)
microsoft	windows_10_1607	to 10.0.14393.9512 (exc)
microsoft	windows_10_1607	to 10.0.14393.9512 (exc)
microsoft	windows_10_1809	to 10.0.17763.9245 (exc)
microsoft	windows_10_1809	to 10.0.17763.9245 (exc)
microsoft	windows_server_2016	to 10.0.14393.9512 (exc)
microsoft	windows_server_2019	to 10.0.17763.9245 (exc)
microsoft	windows_server_2022	to 10.0.20348.5622 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-125	The product reads data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is an out-of-bounds read issue in the Windows DHCP Server. It allows an unauthorized attacker to read memory outside the intended buffer, potentially exposing sensitive information transmitted over the network.

Impact Analysis

An attacker could exploit this to disclose confidential data, such as network configurations or user information, without authentication. This may lead to further attacks or data breaches depending on the exposed details.

Compliance Impact

This vulnerability could result in unauthorized data exposure, violating GDPR's data protection principles or HIPAA's confidentiality requirements. Organizations may face compliance penalties if sensitive data is leaked due to this issue.

Mitigation Strategies

Apply the latest security updates from Microsoft for the DHCP Server component to patch the out-of-bounds read vulnerability.

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