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Microsoft Scripting Engine内存损坏漏洞

2021-07-16 20:19:39 公开 ，2026-08-11 08:44:49 更新

  • 关键漏洞
  • CISA KEV
  • 远程
  • 无需认证
  • CWE Top 25 (2023)
  • CWE Top 25 (2024)
  • 公开PoC
CWEs：
CWE-787 （Out-of-bounds Write）
SSVC：
可利用状态：已被积极利用攻击自动化：是技术影响评估：全部 2025-02-05 02:40:21

风险信息

CVSS v2 向量
AV:N/AC:M/Au:N/C:C/I:C/A:C
CVSS v2 风险值
9.3
CVSS v3 向量
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v3 风险值
8.8
CVSS v3.1 向量
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v3.1 风险值
8.8

详细信息

漏洞类型
缓冲区错误
漏洞描述
Microsoft Scripting Engine是美国微软（Microsoft）公司的一种工具，为JScript和VBScript提供脚本引擎。Microsoft Scripting Engine存在缓冲区错误漏洞。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 7 for 32-bit Systems Service Pack 1,Windows 7 for x64-based Systems Service Pack 1,Windows 8.1 for 32-bit systems,Windows 8.1 for x64-based systems,Windows RT 8.1,Windows Server 2008 R2 for x64-based Systems Service Pack 1,Windows Server 2012,Windows Server 2012 R2,Windows 10 Version 2004 for ARM64-based Systems,Windows 10 Version 2004 for x64-based Systems,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 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 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 10 Version 21H1 for ARM64-based Systems,Windows 10 Version 21H1 for 32-bit Systems,Windows 10 Version 2004 for 32-bit Systems,Windows Server 2016
修复建议
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-2021-34448

参考链接