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CVE-2018-8340

Quick assessment

Affected
Microsoft Windows Server 2016
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Windows Server 2012 R2等都是美国微软（Microsoft）公司发布的一系列服务器操作系统。Active Directory Federation Services（AD FS）是其中的一个运行于Windows系统中的活动目录联合服务。该服务提供Web单一登入（SSO）技术，可实现在一次会话过程中对多个网站（或应用程序）验证某个使用者。 Microsoft AD FS中存在安全功能绕过漏洞，该漏洞源于程序没有正确地处理多因子身份验证请求。远程攻击者可通过发送经特制的

AI Predicted 9.8 Difficulty: Easy EPSS 7.58% · P94

Possible ATT&CK Techniques 1 AI

T1110 · Brute Force
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I. Basic Information for CVE-2018-8340

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A security feature bypass vulnerability exists when Active Directory Federation Services (AD FS) improperly handles multi-factor authentication requests, aka "AD FS Security Feature Bypass Vulnerability." This affects Windows Server 2016, Windows Server 2012 R2, Windows 10 Servers.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Active Directory Federation Services 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Server 2012 R2等都是美国微软（Microsoft）公司发布的一系列服务器操作系统。Active Directory Federation Services（AD FS）是其中的一个运行于Windows系统中的活动目录联合服务。该服务提供Web单一登入（SSO）技术，可实现在一次会话过程中对多个网站（或应用程序）验证某个使用者。 Microsoft AD FS中存在安全功能绕过漏洞，该漏洞源于程序没有正确地处理多因子身份验证请求。远程攻击者可通过发送经特制的
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Windows Server 2016 (Server Core installation) -
Microsoft Windows Server 2012 R2 (Server Core installation) -
Microsoft Windows 10 Servers version 1709 (Server Core Installation) -

II. Public POCs for CVE-2018-8340

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III. Intelligence Information for CVE-2018-8340

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Vendor Advisories for CVE-2018-8340 (3)

Same Patch Batch · Microsoft · 2018-08-15 · 59 CVEs total

CVE-2018-8384 Microsoft ChakraCore 缓冲区错误漏洞
CVE-2018-8401 Microsoft Windows DirectX Graphics Kernel 权限许可和访问控制问题漏洞
CVE-2018-8405 Microsoft DirectX Graphics Kernel 权限许可和访问控制问题漏洞
CVE-2018-8404 Microsoft Windows 权限许可和访问控制问题漏洞
CVE-2018-8403 Microsoft Internet Explorer和Edge 缓冲区错误漏洞
CVE-2018-8406 Microsoft DirectX Graphics Kernel 权限许可和访问控制问题漏洞
CVE-2018-8389 Microsoft Internet Explorer 缓冲区错误漏洞
CVE-2018-8388 Microsoft Edge 信息泄露漏洞
CVE-2018-8387 Microsoft Windows Edge 缓冲区错误漏洞
CVE-2018-8385 Microsoft Internet Explorer、Edge和ChakraCore 缓冲区错误漏洞
CVE-2018-8390 Microsoft Edge和ChakraCore 缓冲区错误漏洞
CVE-2018-8383 Microsoft Windows Edge 输入验证错误漏洞
CVE-2018-8382 Microsoft Excel 信息泄露漏洞
CVE-2018-8381 Microsoft Edge和ChakraCore 缓冲区错误漏洞
CVE-2018-8380 Microsoft ChakraCore和Edge 缓冲区错误漏洞
CVE-2018-8379 Microsoft Excel 缓冲区错误漏洞
CVE-2018-8378 Microsoft Office 信息泄露漏洞
CVE-2018-8377 Microsoft Edge 缓冲区错误漏洞
CVE-2018-8376 Microsoft PowerPoint 缓冲区错误漏洞
CVE-2018-8375 Microsoft Excel 缓冲区错误漏洞

Showing top 20 of 59 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Windows Server 2016
Same vendor: Microsoft

V. Comments for CVE-2018-8340

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