Windows 本地安全机构 (LSA) 特权提升漏洞

CVE编号

CVE-2023-21524

利用情况

暂无

补丁情况

N/A

披露时间

2023-01-10

漏洞描述

Microsoft Windows Local Security Authority Subsystem Service是美国微软（Microsoft）公司的一个内部程序，负责运行Windows系统安全政策。它在用户登录时电脑单机或服务器时，验证用户身份，管理用户密码变更，并产生访问字符。它也会在窗口安全日志中留下应有的记录。 Microsoft Windows Local Security Authority Subsystem Service 存在安全漏洞。以下产品和版本受到影响：Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based Systems,Windows 10 Version 1809 for ARM64-based Systems,Windows Server 2019,Windows Server 2019 (Server Core installation),Windows Server 2022,Windows Server 2022 (Server Core installation),Windows 10 Version 20H2 for x64-based Systems,Windows 10 Version 20H2 for 32-bit Systems,Windows 10 Version 20H2 for ARM64-based Systems,Windows 11 version 21H2 for x64-based Systems,Windows 11 version 21H2 for ARM64-based Systems,Windows 10 Version 21H2 for 32-bit Systems,Windows 10 Version 21H2 for ARM64-based Systems,Windows 10 Version 21H2 for x64-based Systems,Windows 11 Version 22H2 for ARM64-based Systems,Windows 11 Version 22H2 for x64-based Systems,Windows 10 Version 22H2 for x64-based Systems,Windows 10 Version 22H2 for ARM64-based Systems,Windows 10 Version 22H2 for 32-bit Systems,Windows 10 for 32-bit Systems,Windows 10 for x64-based Systems,Windows 10 Version 1607 for 32-bit Systems,Windows 10 Version 1607 for x64-based Systems,Windows Server 2016,Windows Server 2016 (Server Core installation),Windows 7 for 32-bit Systems Service Pack 1,Windows 8.1 for x64-based systems,Windows RT 8.1,Windows Server 2012,Windows Server 2012 (Server Core installation),Windows Server 2012 R2,Windows Server 2012 R2 (Server Core installation)。

解决建议

安装 Windows 最新安全补丁。

参考链接
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21524

CVSS3评分 7.8

• 攻击路径 本地
• 攻击复杂度 低
• 权限要求 低
• 影响范围 未更改
• 用户交互 无
• 可用性 高
• 保密性 高
• 完整性 高

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-ID	漏洞类型
NVD-CWE-noinfo

Exp相关链接

- avd.aliyun.com