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CVE-2017-0248

Quick assessment

Affected
Microsoft Corporation Microsoft .NET Framework
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft .NET Framework是美国微软（Microsoft）公司开发的一种全面且一致的编程模型，也是一个用于构建Windows、Windows Store、Windows Phone、Windows Server和Microsoft Azure的应用程序的开发平台。该平台包括C#和Visual Basic编程语言、公共语言运行库和广泛的类库。 Microsoft .NET Framework中存在安全功能绕过漏洞，该漏洞源于程序没有充分的验证证书。攻击者可利用该漏洞使用已失效的证书，执

AI Predicted 6.5 Difficulty: Moderate EPSS 5.51% · P93

Possible ATT&CK Techniques 1 AI

T1557 · Adversary-in-the-Middle
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I. Basic Information for CVE-2017-0248

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Microsoft .NET Framework 2.0, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 4.7 allow an attacker to bypass Enhanced Security Usage taggings when they present a certificate that is invalid for a specific use, aka ".NET Security Feature Bypass Vulnerability."
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 .NET Framework 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft .NET Framework是美国微软（Microsoft）公司开发的一种全面且一致的编程模型，也是一个用于构建Windows、Windows Store、Windows Phone、Windows Server和Microsoft Azure的应用程序的开发平台。该平台包括C#和Visual Basic编程语言、公共语言运行库和广泛的类库。 Microsoft .NET Framework中存在安全功能绕过漏洞，该漏洞源于程序没有充分的验证证书。攻击者可利用该漏洞使用已失效的证书，执
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 Corporation Microsoft .NET Framework Microsoft .NET Framework 2.0, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 4.7 -

II. Public POCs for CVE-2017-0248

# POC Description Source Link Shenlong Link
1 Sample project to test using Microsoft.CodeDom.Providers.DotNetCompilerPlatform 2.0.1 causing CVE-2017-0248 https://github.com/rubenmamo/CVE-2017-0248-Test POC Details
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III. Intelligence Information for CVE-2017-0248

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Vendor Advisories for CVE-2017-0248 (3)

Same Patch Batch · Microsoft Corporation · 2017-05-12 · 58 CVEs total

CVE-2017-0263 Microsoft Windows 权限许可和访问控制问题漏洞
CVE-2017-0275 Microsoft Windows SMB 信息泄露漏洞
CVE-2017-0278 Microsoft Windows SMB 安全漏洞
CVE-2017-0277 Microsoft Windows SMB 安全漏洞
CVE-2017-0276 Microsoft Windows SMB 信息泄露漏洞
CVE-2017-0279 Microsoft Windows SMB 安全漏洞
CVE-2017-0267 Microsoft Windows SMB 信息泄露漏洞
CVE-2017-0266 Microsoft Edge 安全漏洞
CVE-2017-0265 Microsoft Office 安全漏洞
CVE-2017-0264 Microsoft Office 安全漏洞
CVE-2017-0268 Microsoft Windows 信息泄露漏洞
CVE-2017-0262 Microsoft Office 安全漏洞
CVE-2017-0261 Microsoft Office 安全漏洞
CVE-2017-0259 Microsoft Windows Kernel 信息泄露漏洞
CVE-2017-0258 Microsoft Windows Kernel 信息泄露漏洞
CVE-2017-0256 Microsoft ASP.NET Core 安全漏洞
CVE-2017-0255 Microsoft SharePoint 跨站脚本漏洞
CVE-2017-0254 Microsoft Office 安全漏洞
CVE-2017-0249 Microsoft ASP.NET Core 权限许可和访问控制问题漏洞
CVE-2017-0247 Microsoft ASP.NET Core 安全漏洞

Showing top 20 of 58 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Microsoft .NET Framework
Same vendor: Microsoft Corporation

V. Comments for CVE-2017-0248

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