Vulnerability-Lookup

CNVD-2017-18519

Vulnerability from cnvd - Published: 2017-08-03

Title

NancyFX Nancy远程代码执行漏洞

Description

NancyFX Nancy是一个轻量级框架。该框架用于在.NET Framework或.NET Core上构建HTTP服务。 NancyFX Nancy 1.4.4之前的版本和2.0-dangermouse之前的2.x版本中的Csrf.cs文件存在安全漏洞。远程攻击者可借助跨站请求伪造Cookie中JSON数据的反序列化利用该漏洞执行代码。

Severity

高

Patch Name

NancyFX Nancy远程代码执行漏洞的补丁

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://github.com/NancyFx/Nancy/releases/tag/v1.4.4

Reference

https://github.com/NancyFx/Nancy/releases/tag/v1.4.4

Impacted products

Name
['NancyFX Nancy NancyFX Nancy <1.4.4\|\|2.*;<2.0-dangermouse', 'NancyFX Nancy NancyFX Nancy <1.4.4']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-9785",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9785"
    }
  },
  "description": "NancyFX Nancy\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u6846\u67b6\u3002\u8be5\u6846\u67b6\u7528\u4e8e\u5728.NET Framework\u6216.NET Core\u4e0a\u6784\u5efaHTTP\u670d\u52a1\u3002\r\n\r\nNancyFX Nancy 1.4.4\u4e4b\u524d\u7684\u7248\u672c\u548c2.0-dangermouse\u4e4b\u524d\u76842.x\u7248\u672c\u4e2d\u7684Csrf.cs\u6587\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u8de8\u7ad9\u8bf7\u6c42\u4f2a\u9020Cookie\u4e2dJSON\u6570\u636e\u7684\u53cd\u5e8f\u5217\u5316\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4ee3\u7801\u3002",
  "discovererName": "unknwon",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/NancyFx/Nancy/releases/tag/v1.4.4",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-18519",
  "openTime": "2017-08-03",
  "patchDescription": "NancyFX Nancy\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u6846\u67b6\u3002\u8be5\u6846\u67b6\u7528\u4e8e\u5728.NET Framework\u6216.NET Core\u4e0a\u6784\u5efaHTTP\u670d\u52a1\u3002\r\n\r\nNancyFX Nancy 1.4.4\u4e4b\u524d\u7684\u7248\u672c\u548c2.0-dangermouse\u4e4b\u524d\u76842.x\u7248\u672c\u4e2d\u7684Csrf.cs\u6587\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u8de8\u7ad9\u8bf7\u6c42\u4f2a\u9020Cookie\u4e2dJSON\u6570\u636e\u7684\u53cd\u5e8f\u5217\u5316\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4ee3\u7801\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": "NancyFX Nancy\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "NancyFX Nancy NancyFX Nancy \u003c1.4.4||2.*;\u003c2.0-dangermouse",
      "NancyFX Nancy NancyFX Nancy \u003c1.4.4"
    ]
  },
  "referenceLink": "https://github.com/NancyFx/Nancy/releases/tag/v1.4.4",
  "serverity": "\u9ad8",
  "submitTime": "2017-07-25",
  "title": "NancyFX Nancy\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e"
}

CVE-2017-9785 (GCVE-0-2017-9785)

Vulnerability from cvelistv5 – Published: 2017-07-20 12:00 – Updated: 2024-08-05 17:18

Summary

Csrf.cs in NancyFX Nancy before 1.4.4 and 2.x before 2.0-dangermouse has Remote Code Execution via Deserialization of JSON data in a CSRF Cookie.

Severity

No CVSS data available.

CWE

Remote Code Execution via untrusted deserialization of Json data

Assigner

hpe

References

1 reference

URL	Tags
https://github.com/NancyFx/Nancy/releases/tag/v1.4.4	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
NancyFX	NancyFX Framework Up to 2.0.0	Affected: NancyFX Framework Up to 2.0.0

Date Public

2017-07-20 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T17:18:01.926Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/NancyFx/Nancy/releases/tag/v1.4.4"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "NancyFX Framework Up to 2.0.0",
          "vendor": "NancyFX",
          "versions": [
            {
              "status": "affected",
              "version": "NancyFX Framework Up to 2.0.0"
            }
          ]
        }
      ],
      "datePublic": "2017-07-20T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Csrf.cs in NancyFX Nancy before 1.4.4 and 2.x before 2.0-dangermouse has Remote Code Execution via Deserialization of JSON data in a CSRF Cookie."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Remote Code Execution via untrusted deserialization of Json data",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-07-20T11:57:01.000Z",
        "orgId": "eb103674-0d28-4225-80f8-39fb86215de0",
        "shortName": "hpe"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/NancyFx/Nancy/releases/tag/v1.4.4"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security-alert@hpe.com",
          "ID": "CVE-2017-9785",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "NancyFX Framework Up to 2.0.0",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "NancyFX Framework Up to 2.0.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "NancyFX"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Csrf.cs in NancyFX Nancy before 1.4.4 and 2.x before 2.0-dangermouse has Remote Code Execution via Deserialization of JSON data in a CSRF Cookie."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Remote Code Execution via untrusted deserialization of Json data"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/NancyFx/Nancy/releases/tag/v1.4.4",
              "refsource": "CONFIRM",
              "url": "https://github.com/NancyFx/Nancy/releases/tag/v1.4.4"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "eb103674-0d28-4225-80f8-39fb86215de0",
    "assignerShortName": "hpe",
    "cveId": "CVE-2017-9785",
    "datePublished": "2017-07-20T12:00:00.000Z",
    "dateReserved": "2017-06-21T00:00:00.000Z",
    "dateUpdated": "2024-08-05T17:18:01.926Z",
    "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.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2017-18519

CVE-2017-9785 (GCVE-0-2017-9785)

Tags

Sightings

Nomenclature