cnvd - cnvd-2018-00897

CNVD-2018-00897

Vulnerability from cnvd - Published: 2018-01-15

Title

Microsoft .NET Framework和.NET Core安全绕过漏洞

Description

Microsoft .NET Framework和.NET Core都是美国微软（Microsoft）公司的产品。Microsoft .NET Framework是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。.NET Core是一套免费的开源开发平台。该平台具有多语言支持和跨平台等特点。 Microsoft .NET Framework和.NET Core中存在安全绕过漏洞，该漏洞源于程序未能充分的验证证书。攻击者可借助无效的证书利用该漏洞绕过安全限制，执行未授权的操作。

Severity

中

Patch Name

Microsoft .NET Framework和.NET Core安全绕过漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0786

Reference

https://www.securityfocus.com/bid/102380

Impacted products

Name
['Microsoft .NET Framework 4.5', 'Microsoft .NET Framework 4', 'Microsoft .NET Framework 3.5.1', 'Microsoft .Net Framework 3.5', 'Microsoft .Net Framework 3.0', 'Microsoft .Net Framework 2.0', 'Microsoft .Net Framework 1.1', 'Microsoft .NET Framework 4.5.1', 'Microsoft .Net Framework 4.5.2', 'Microsoft .NET Framework 4.6', 'Microsoft .Net Framework 4.6.1', 'Microsoft .NET Framework 4.6.2', 'Microsoft .NET Framework 4.7', 'Microsoft ASP.NET Core 1.0', 'Microsoft ASP.NET Core 1.1', 'Microsoft ASP.NET Core 2.0']

Name

['Microsoft .NET Framework 4.5', 'Microsoft .NET Framework 4', 'Microsoft .NET Framework 3.5.1', 'Microsoft .Net Framework 3.5', 'Microsoft .Net Framework 3.0', 'Microsoft .Net Framework 2.0', 'Microsoft .Net Framework 1.1', 'Microsoft .NET Framework 4.5.1', 'Microsoft .Net Framework 4.5.2', 'Microsoft .NET Framework 4.6', 'Microsoft .Net Framework 4.6.1', 'Microsoft .NET Framework 4.6.2', 'Microsoft .NET Framework 4.7', 'Microsoft ASP.NET Core 1.0', 'Microsoft ASP.NET Core 1.1', 'Microsoft ASP.NET Core 2.0']

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    "bid": {
      "bidNumber": "102380"
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  },
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    "cve": {
      "cveNumber": "CVE-2018-0786"
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  "number": "CNVD-2018-00897",
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      "Microsoft .NET Framework 4",
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      "Microsoft .Net Framework 3.5",
      "Microsoft .Net Framework 3.0",
      "Microsoft .Net Framework 2.0",
      "Microsoft .Net Framework 1.1",
      "Microsoft .NET Framework 4.5.1",
      "Microsoft .Net Framework 4.5.2",
      "Microsoft .NET Framework 4.6",
      "Microsoft .Net Framework 4.6.1",
      "Microsoft .NET Framework 4.6.2",
      "Microsoft .NET Framework 4.7",
      "Microsoft ASP.NET Core 1.0",
      "Microsoft ASP.NET Core 1.1",
      "Microsoft ASP.NET Core 2.0"
    ]
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  "referenceLink": "https://www.securityfocus.com/bid/102380",
  "serverity": "\u4e2d",
  "submitTime": "2018-01-10",
  "title": "Microsoft .NET Framework\u548c.NET Core\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e"
}

CVE-2018-0786 (GCVE-0-2018-0786)

Vulnerability from cvelistv5 – Published: 2018-01-10 01:00 – Updated: 2024-09-16 23:25

Summary

Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, .NET Core 1.0 and 2.0, and PowerShell Core 6.0.0 allow a security feature bypass vulnerability due to the way certificates are validated, aka ".NET Security Feature Bypass Vulnerability."

Severity ?

No CVSS data available.

CWE

Security Feature Bypass

Assigner

microsoft

References

URL

Tags

	https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/102380	vdb-entryx_refsource_BID
	http://www.securitytracker.com/id/1040152	vdb-entryx_refsource_SECTRACK

Impacted products

	Vendor	Product	Version
	Microsoft Corporation	.NET Framework, .NET Core, and PowerShell Core	Affected: Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, .NET Core 1.0 and 2.0, PowerShell Core 6.0.0

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2018-00897

CVE-2018-0786 (GCVE-0-2018-0786)

Tags

Sightings

Nomenclature