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CVE-2025-54895

Опубликовано: 09 сент. 2025
Источник: msrc
CVSS3: 7.8
EPSS Низкий

Описание

SPNEGO Extended Negotiation (NEGOEX) Security Mechanism Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows SPNEGO Extended Negotiation allows an authorized attacker to elevate privileges locally.

FAQ

What privileges could be gained by an attacker who successfully exploited this vulnerability?

An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

According to the CVSS metric, a successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability?

This vulnerability could lead to a contained execution environment escape. Please refer to AppContainer Isolation for more information.

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 gather information specific to the environment and take additional actions prior to exploitation to prepare the target environment.

Обновления

ПродуктСтатьяОбновление
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2012
Windows Server 2012 (Server Core installation)
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)
Windows 10 for 32-bit Systems
Windows 10 for x64-based Systems
Windows Server 2016
Windows 10 Version 1607 for 32-bit Systems

Показывать по

Возможность эксплуатации

Publicly Disclosed

No

Exploited

No

Latest Software Release

Exploitation Less Likely

EPSS

Процентиль: 20%
0.00064
Низкий

7.8 High

CVSS3

Связанные уязвимости

CVSS3: 7.8
nvd
около 2 месяцев назад

Integer overflow or wraparound in Windows SPNEGO Extended Negotiation allows an authorized attacker to elevate privileges locally.

CVSS3: 7.8
github
около 2 месяцев назад

Integer overflow or wraparound in Windows SPNEGO Extended Negotiation allows an authorized attacker to elevate privileges locally.

CVSS3: 7.8
fstec
около 2 месяцев назад

Уязвимость механизма безопасности SPNEGO Extended Negotiation (NEGOEX) операционных систем Windows, позволяющая нарушителю повысить свои привилегии

EPSS

Процентиль: 20%
0.00064
Низкий

7.8 High

CVSS3