中危 Windows 打印后台处理程序特权提升漏洞

CVE编号

CVE-2021-38667

利用情况

暂无

补丁情况

官方补丁

披露时间

2021-09-14

漏洞描述

Microsoft Windows Print Spooler Components是美国微软（Microsoft）公司的一个打印后台处理程序组件。 microsoft Windows Print Spooler Components存在权限许可和访问控制问题漏洞。 以下产品和版本受到影响：Windows Server 2012 R2,Windows Server 2012 R2 (Server Core installation),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 10 Version 2004 for 32-bit Systems,Windows 10 Version 2004 for ARM64-based Systems,Windows 10 Version 2004 for x64-based Systems,Windows Server, version 2004 (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 Server, version 20H2 (Server Core Installation),Windows 10 for 32-bit Systems,Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation),Windows Server 2008 R2 for x64-based Systems Service Pack 1,Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation),Windows Server 2012,Windows Server 2012 (Server Core installation),Windows 10 Version 1909 for 32-bit Systems,Windows 10 Version 1909 for x64-based Systems,Windows 10 Version 1909 for ARM64-based Systems,Windows 10 Version 21H1 for x64-based Systems,Windows 8.1 for x64-based systems,Windows RT 8.1,Windows Server 2008 for 32-bit Systems Service Pack 2,Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation),Windows Server 2008 for x64-based Systems Service Pack 2,Windows Server 2022,Windows Server 2022 (Server Core installation),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 7 for x64-based Systems Service Pack 1,Windows 10 Version 21H1 for ARM64-based Systems,Windows 10 Version 21H1 for 32-bit Systems,Windows 8.1 for 32-bit systems

解决建议

目前厂商已发布升级补丁以修复漏洞，补丁获取链接：https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38667

参考链接
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38667
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38667
https://vigilance.fr/vulnerability/Microsoft-Windows-vulnerabilities-of-Septe...
https://www.cybersecurity-help.cz/vdb/SB2021091425

阿里云评分 5.2

• 攻击路径 本地
• 攻击复杂度 容易
• 权限要求 无需权限
• 影响范围 越权影响
• EXP成熟度 未验证
• 补丁情况 官方补丁
• 数据保密性 数据泄露
• 数据完整性 传输被破坏
• 服务器危害 无影响
• 全网数量 N/A

CWE-ID	漏洞类型
CWE-269	特权管理不恰当

Exp相关链接

- avd.aliyun.com