Vulnerability-Lookup

CNVD-2016-01090

Vulnerability from cnvd - Published: 2016-02-17

Title

Microsoft Windows Server Network Policy Server拒绝服务漏洞

Description

Microsoft Windows Server是美国微软（Microsoft）公司发布的一系列服务器操作系统。 Microsoft Windows Server的Network Policy Server(NPS)中存在拒绝服务漏洞，该漏洞源于程序未能正确处理远程身份验证拨入用户服务(RADIUS)的身份验证请求。远程攻击者可通过向网络策略服务器(NPS)发送经特殊设计的用户名字符串利用该漏洞在NPS上生成RADIUS身份验证拒绝服务条件。

Severity

中

Patch Name

Microsoft Windows Server Network Policy Server拒绝服务漏洞的补丁

Patch Description

Formal description

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： http://technet.microsoft.com/security/bulletin/MS16-021

Reference

https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-0050

Impacted products

Name
['Microsoft Windows Server 2008 R2 SP1', 'Microsoft Windows Server 2008 SP2', 'Microsoft Windows Server 2012 R2', 'Microsoft Windows server 2012 Gold']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-0050"
    }
  },
  "description": "Microsoft Windows Server\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u53d1\u5e03\u7684\u4e00\u7cfb\u5217\u670d\u52a1\u5668\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nMicrosoft Windows Server\u7684Network Policy Server(NPS)\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406\u8fdc\u7a0b\u8eab\u4efd\u9a8c\u8bc1\u62e8\u5165\u7528\u6237\u670d\u52a1(RADIUS)\u7684\u8eab\u4efd\u9a8c\u8bc1\u8bf7\u6c42\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411\u7f51\u7edc\u7b56\u7565\u670d\u52a1\u5668(NPS)\u53d1\u9001\u7ecf\u7279\u6b8a\u8bbe\u8ba1\u7684\u7528\u6237\u540d\u5b57\u7b26\u4e32\u5229\u7528\u8be5\u6f0f\u6d1e\u5728NPS\u4e0a\u751f\u6210RADIUS\u8eab\u4efd\u9a8c\u8bc1\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\u3002",
  "discovererName": "Microsoft",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttp://technet.microsoft.com/security/bulletin/MS16-021",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-01090",
  "openTime": "2016-02-17",
  "patchDescription": "Microsoft Windows Server\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u53d1\u5e03\u7684\u4e00\u7cfb\u5217\u670d\u52a1\u5668\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nMicrosoft Windows Server\u7684Network Policy Server(NPS)\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406\u8fdc\u7a0b\u8eab\u4efd\u9a8c\u8bc1\u62e8\u5165\u7528\u6237\u670d\u52a1(RADIUS)\u7684\u8eab\u4efd\u9a8c\u8bc1\u8bf7\u6c42\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411\u7f51\u7edc\u7b56\u7565\u670d\u52a1\u5668(NPS)\u53d1\u9001\u7ecf\u7279\u6b8a\u8bbe\u8ba1\u7684\u7528\u6237\u540d\u5b57\u7b26\u4e32\u5229\u7528\u8be5\u6f0f\u6d1e\u5728NPS\u4e0a\u751f\u6210RADIUS\u8eab\u4efd\u9a8c\u8bc1\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\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 Server Network Policy Server\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Microsoft Windows Server 2008 R2 SP1",
      "Microsoft Windows Server 2008 SP2",
      "Microsoft Windows Server 2012 R2",
      "Microsoft Windows server 2012 Gold"
    ]
  },
  "referenceLink": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-0050",
  "serverity": "\u4e2d",
  "submitTime": "2016-02-11",
  "title": "Microsoft Windows Server Network Policy Server\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2016-0050 (GCVE-0-2016-0050)

Vulnerability from cvelistv5 – Published: 2016-02-10 11:00 – Updated: 2024-08-05 22:08

Summary

Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 misparses username queries, which allows remote attackers to cause a denial of service (RADIUS authentication outage) via crafted requests, aka "Network Policy Server RADIUS Implementation Denial of Service Vulnerability."

Severity

No CVSS data available.

CWE

Assigner

microsoft mitre root

References

2 references

URL	Tags
http://www.securitytracker.com/id/1034986	vdb-entryx_refsource_SECTRACK
https://docs.microsoft.com/en-us/security-updates…	vendor-advisoryx_refsource_MS

Date Public

2016-02-09 00:00

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T22:08:12.736Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "1034986",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1034986"
          },
          {
            "name": "MS16-021",
            "tags": [
              "vendor-advisory",
              "x_refsource_MS",
              "x_transferred"
            ],
            "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-021"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2016-02-09T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 misparses username queries, which allows remote attackers to cause a denial of service (RADIUS authentication outage) via crafted requests, aka \"Network Policy Server RADIUS Implementation Denial of Service Vulnerability.\""
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-10-12T19:57:01.000Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": "1034986",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1034986"
        },
        {
          "name": "MS16-021",
          "tags": [
            "vendor-advisory",
            "x_refsource_MS"
          ],
          "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-021"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secure@microsoft.com",
          "ID": "CVE-2016-0050",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 misparses username queries, which allows remote attackers to cause a denial of service (RADIUS authentication outage) via crafted requests, aka \"Network Policy Server RADIUS Implementation Denial of Service Vulnerability.\""
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
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        },
        "references": {
          "reference_data": [
            {
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              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1034986"
            },
            {
              "name": "MS16-021",
              "refsource": "MS",
              "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-021"
            }
          ]
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2016-0050",
    "datePublished": "2016-02-10T11:00:00.000Z",
    "dateReserved": "2015-12-04T00:00:00.000Z",
    "dateUpdated": "2024-08-05T22:08:12.736Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CNVD-2016-01090

CVE-2016-0050 (GCVE-0-2016-0050)

Tags

Sightings

Nomenclature

Related by attack behaviour