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CVE-2026-42987

Опубликовано: 09 июн. 2026
Источник: msrc
CVSS3: 8.1
EPSS Низкий

Описание

Windows Deployment Services (WDS) Remote Code Execution

Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a network.

FAQ

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?

Successful exploitation of this vulnerability requires an attacker to win a race condition.

How could an attacker exploit this vulnerability?

An attacker could send specially crafted network requests to a Windows Server system that has the Windows Deployment Services (WDS) role enabled and is listening for TFTP traffic. By triggering an error in how the server handles simultaneous requests, an unauthenticated remote attacker could cause the service to use invalid memory, which could allow the attacker to run code on the affected server.

Обновления

ПродуктСтатьяОбновление
Windows Server 2012
Windows Server 2012 (Server Core installation)
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)
Windows Server 2016
Windows Server 2016 (Server Core installation)
Windows Server 2019
Windows Server 2019 (Server Core installation)
Windows Server 2022
Windows Server 2022 (Server Core installation)

Показывать по

Возможность эксплуатации

Publicly Disclosed

No

Exploited

No

Latest Software Release

Exploitation Less Likely

EPSS

Процентиль: 35%
0.00441
Низкий

8.1 High

CVSS3

Связанные уязвимости

CVSS3: 8.1
nvd
около 2 месяцев назад

Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a network.

CVSS3: 8.1
github
около 2 месяцев назад

Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a network.

CVSS3: 8.1
fstec
около 2 месяцев назад

Уязвимость службы развертывания Windows Deployment Services операционных систем Windows, позволяющая нарушителю выполнить произвольный код

EPSS

Процентиль: 35%
0.00441
Низкий

8.1 High

CVSS3