cnvd - cnvd-2015-03060

CNVD-2015-03060

Vulnerability from cnvd - Published: 2015-05-15

Title

Microsoft windows Schannel弱Diffie-Hellman ephemeral密钥长度敏感信息泄露漏洞

Description

Microsoft Windows是一款流行的操作系统。当在加密TLS会话中使用512位弱Diffie-Hellman ephemeral密钥长度时，Microsoft Windows Schannel存在安全漏洞，允许远程攻击者通过截获网络通信，解密弱密钥，获取敏感信息。

Severity

中

Patch Name

Microsoft windows Schannel弱Diffie-Hellman ephemeral密钥长度敏感信息泄露漏洞的补丁

Patch Description

Microsoft Windows是一款流行的操作系统。当在加密TLS会话中使用512位弱Diffie-Hellman ephemeral密钥长度时，Microsoft Windows Schannel存在安全漏洞，允许远程攻击者通过截获网络通信，解密弱密钥，获取敏感信息。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

用户可参考如下厂商提供的安全公告获取补丁以修复该漏洞： https://technet.microsoft.com/library/security/ms15-055

Reference

https://technet.microsoft.com/library/security/ms15-055

Impacted products

Name
['Microsoft Windows Server 2008 R2 SP1', 'Microsoft Windows Server 2008 SP2', 'Microsoft Windows 7 SP1', 'Microsoft Windows Server 2003 SP2', 'Microsoft Windows Vista sp2', 'Microsoft Windows 8.1', 'Microsoft Windows 8', 'Microsoft Windows Server 2012 R2', 'Microsoft Windows RT 8.1', 'Microsoft Windows server 2012 Gold', 'Microsoft Windows RT Gold']

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JSON

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-1716"
    }
  },
  "description": "Microsoft Windows\u662f\u4e00\u6b3e\u6d41\u884c\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\n\u5f53\u5728\u52a0\u5bc6TLS\u4f1a\u8bdd\u4e2d\u4f7f\u7528512\u4f4d\u5f31Diffie-Hellman ephemeral\u5bc6\u94a5\u957f\u5ea6\u65f6\uff0cMicrosoft Windows Schannel\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u901a\u8fc7\u622a\u83b7\u7f51\u7edc\u901a\u4fe1\uff0c\u89e3\u5bc6\u5f31\u5bc6\u94a5\uff0c\u83b7\u53d6\u654f\u611f\u4fe1\u606f\u3002",
  "discovererName": "Microsoft",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://technet.microsoft.com/library/security/ms15-055",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-03060",
  "openTime": "2015-05-15",
  "patchDescription": "Microsoft Windows\u662f\u4e00\u6b3e\u6d41\u884c\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\n\u5f53\u5728\u52a0\u5bc6TLS\u4f1a\u8bdd\u4e2d\u4f7f\u7528512\u4f4d\u5f31Diffie-Hellman ephemeral\u5bc6\u94a5\u957f\u5ea6\u65f6\uff0cMicrosoft Windows Schannel\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u901a\u8fc7\u622a\u83b7\u7f51\u7edc\u901a\u4fe1\uff0c\u89e3\u5bc6\u5f31\u5bc6\u94a5\uff0c\u83b7\u53d6\u654f\u611f\u4fe1\u606f\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Microsoft windows Schannel\u5f31Diffie-Hellman ephemeral\u5bc6\u94a5\u957f\u5ea6\u654f\u611f\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Microsoft Windows Server 2008 R2 SP1",
      "Microsoft Windows Server 2008 SP2",
      "Microsoft Windows 7 SP1",
      "Microsoft Windows Server 2003   SP2",
      "Microsoft Windows Vista sp2",
      "Microsoft Windows 8.1",
      "Microsoft Windows 8",
      "Microsoft Windows Server 2012 R2",
      "Microsoft Windows RT 8.1",
      "Microsoft Windows server 2012 Gold",
      "Microsoft Windows RT Gold"
    ]
  },
  "referenceLink": "https://technet.microsoft.com/library/security/ms15-055",
  "serverity": "\u4e2d",
  "submitTime": "2015-05-14",
  "title": "Microsoft windows Schannel\u5f31Diffie-Hellman ephemeral\u5bc6\u94a5\u957f\u5ea6\u654f\u611f\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2015-1716 (GCVE-0-2015-1716)

Vulnerability from cvelistv5 – Published: 2015-05-13 10:00 – Updated: 2024-08-06 04:54

Summary

Schannel in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 does not properly restrict Diffie-Hellman Ephemeral (DHE) key lengths, which makes it easier for remote attackers to defeat cryptographic protection mechanisms via unspecified vectors, aka "Schannel Information Disclosure Vulnerability."

Severity ?

No CVSS data available.

CWE

Assigner

microsoft

References

URL

Tags

	https://docs.microsoft.com/en-us/security-updates…	vendor-advisoryx_refsource_MS
	http://www.securitytracker.com/id/1032283	vdb-entryx_refsource_SECTRACK
	http://www.securityfocus.com/bid/74489	vdb-entryx_refsource_BID

Show details on NVD website

JSON

To clipboard

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        },
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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-2015-03060

CVE-2015-1716 (GCVE-0-2015-1716)

Tags

Sightings

Nomenclature