cnvd - cnvd-2017-07432

cnvd-2017-07432

Vulnerability from cnvd

Title: Samba服务器软件远程代码执行漏洞

Description:

Samba是运行于Linux和UNIX系统上实现SMB协议的软件，实现不同计算机之间提供文件及打印机等资源的共享服务。

Samba服务器软件存在远程执行代码漏洞。攻击者可以利用客户端将指定库文件上传到具有可写权限的共享目录，会导致服务器加载并执行指定的库文件。

Severity: 高

Patch Name: Samba服务器软件远程代码执行漏洞的补丁

Patch Description:

Samba是一个能让类Unix计算机和其它MS Windows计算机相互共享资源的软件。

Samba服务器软件存在远程执行代码漏洞。攻击者可以利用客户端将指定库文件上传到具有可写权限的共享目录，会导致服务器加载并执行指定的库文件。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:

Samba官方已经提供了新版本来修复上述漏洞，请受影响的用户尽快升级到新版本，下载链接如下： https://download.samba.org/pub/samba/stable/samba-4.6.4.tar.gz https://download.samba.org/pub/samba/stable/samba-4.5.10.tar.gz https://download.samba.org/pub/samba/stable/samba-4.4.14.tar.gz

Reference: https://lists.samba.org/archive/samba-announce/2017/000406.html

Impacted products

Name
['Samba Samba <4.6.4', 'Samba Samba <4.5.10', 'Samba Samba <4.4.14']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-7494"
    }
  },
  "description": "Samba\u662f\u8fd0\u884c\u4e8eLinux\u548cUNIX\u7cfb\u7edf\u4e0a\u5b9e\u73b0SMB\u534f\u8bae\u7684\u8f6f\u4ef6\uff0c\u5b9e\u73b0\u4e0d\u540c\u8ba1\u7b97\u673a\u4e4b\u95f4\u63d0\u4f9b\u6587\u4ef6\u53ca\u6253\u5370\u673a\u7b49\u8d44\u6e90\u7684\u5171\u4eab\u670d\u52a1\u3002\r\n\r\nSamba\u670d\u52a1\u5668\u8f6f\u4ef6\u5b58\u5728\u8fdc\u7a0b\u6267\u884c\u4ee3\u7801\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u5ba2\u6237\u7aef\u5c06\u6307\u5b9a\u5e93\u6587\u4ef6\u4e0a\u4f20\u5230\u5177\u6709\u53ef\u5199\u6743\u9650\u7684\u5171\u4eab\u76ee\u5f55\uff0c\u4f1a\u5bfc\u81f4\u670d\u52a1\u5668\u52a0\u8f7d\u5e76\u6267\u884c\u6307\u5b9a\u7684\u5e93\u6587\u4ef6\u3002",
  "discovererName": "unknown",
  "formalWay": "Samba\u5b98\u65b9\u5df2\u7ecf\u63d0\u4f9b\u4e86\u65b0\u7248\u672c\u6765\u4fee\u590d\u4e0a\u8ff0\u6f0f\u6d1e\uff0c\u8bf7\u53d7\u5f71\u54cd\u7684\u7528\u6237\u5c3d\u5feb\u5347\u7ea7\u5230\u65b0\u7248\u672c\uff0c\u4e0b\u8f7d\u94fe\u63a5\u5982\u4e0b\uff1a\r\nhttps://download.samba.org/pub/samba/stable/samba-4.6.4.tar.gz\r\nhttps://download.samba.org/pub/samba/stable/samba-4.5.10.tar.gz\r\nhttps://download.samba.org/pub/samba/stable/samba-4.4.14.tar.gz",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-07432",
  "openTime": "2017-05-25",
  "patchDescription": "Samba\u662f\u4e00\u4e2a\u80fd\u8ba9\u7c7bUnix\u8ba1\u7b97\u673a\u548c\u5176\u5b83MS Windows\u8ba1\u7b97\u673a\u76f8\u4e92\u5171\u4eab\u8d44\u6e90\u7684\u8f6f\u4ef6\u3002\r\n\r\nSamba\u670d\u52a1\u5668\u8f6f\u4ef6\u5b58\u5728\u8fdc\u7a0b\u6267\u884c\u4ee3\u7801\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u5ba2\u6237\u7aef\u5c06\u6307\u5b9a\u5e93\u6587\u4ef6\u4e0a\u4f20\u5230\u5177\u6709\u53ef\u5199\u6743\u9650\u7684\u5171\u4eab\u76ee\u5f55\uff0c\u4f1a\u5bfc\u81f4\u670d\u52a1\u5668\u52a0\u8f7d\u5e76\u6267\u884c\u6307\u5b9a\u7684\u5e93\u6587\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": "Samba\u670d\u52a1\u5668\u8f6f\u4ef6\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Samba Samba \u003c4.6.4",
      "Samba Samba \u003c4.5.10",
      "Samba Samba \u003c4.4.14"
    ]
  },
  "referenceLink": "https://lists.samba.org/archive/samba-announce/2017/000406.html",
  "serverity": "\u9ad8",
  "submitTime": "2017-05-25",
  "title": "Samba\u670d\u52a1\u5668\u8f6f\u4ef6\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e"
}

CVE-2017-7494 (GCVE-0-2017-7494)

Vulnerability from cvelistv5

Published

2017-05-30 18:00

Modified

2025-07-30 01:46

Severity ?

9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

remote code execution

Summary

Samba since version 3.5.0 and before 4.6.4, 4.5.10 and 4.4.14 is vulnerable to remote code execution vulnerability, allowing a malicious client to upload a shared library to a writable share, and then cause the server to load and execute it.

References

▼	URL	Tags
	http://www.securityfocus.com/bid/98636	vdb-entry, x_refsource_BID
	http://www.debian.org/security/2017/dsa-3860	vendor-advisory, x_refsource_DEBIAN
	https://www.exploit-db.com/exploits/42084/	exploit, x_refsource_EXPLOIT-DB
	https://access.redhat.com/errata/RHSA-2017:1270	vendor-advisory, x_refsource_REDHAT
	https://www.samba.org/samba/security/CVE-2017-7494.html	x_refsource_CONFIRM
	https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet&p_File_Name=SEVD-2018-095-01+Security+Notification+Umotion+V1.1.pdf&p_Doc_Ref=SEVD-2018-095-01	x_refsource_MISC
	https://access.redhat.com/errata/RHSA-2017:1390	vendor-advisory, x_refsource_REDHAT
	http://www.securitytracker.com/id/1038552	vdb-entry, x_refsource_SECTRACK
	https://access.redhat.com/errata/RHSA-2017:1273	vendor-advisory, x_refsource_REDHAT
	https://access.redhat.com/errata/RHSA-2017:1271	vendor-advisory, x_refsource_REDHAT
	https://security.gentoo.org/glsa/201805-07	vendor-advisory, x_refsource_GENTOO
	https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03759en_us	x_refsource_CONFIRM
	https://access.redhat.com/errata/RHSA-2017:1272	vendor-advisory, x_refsource_REDHAT
	https://security.netapp.com/advisory/ntap-20170524-0001/	x_refsource_CONFIRM
	https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03755en_us	x_refsource_CONFIRM
	https://www.exploit-db.com/exploits/42060/	exploit, x_refsource_EXPLOIT-DB

Impacted products

	Vendor	Product	Version
	Samba	samba	Version: since 3.5.0

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T16:04:11.946Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "98636",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/98636"
          },
          {
            "name": "DSA-3860",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2017/dsa-3860"
          },
          {
            "name": "42084",
            "tags": [
              "exploit",
              "x_refsource_EXPLOIT-DB",
              "x_transferred"
            ],
            "url": "https://www.exploit-db.com/exploits/42084/"
          },
          {
            "name": "RHSA-2017:1270",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:1270"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.samba.org/samba/security/CVE-2017-7494.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet\u0026p_File_Name=SEVD-2018-095-01+Security+Notification+Umotion+V1.1.pdf\u0026p_Doc_Ref=SEVD-2018-095-01"
          },
          {
            "name": "RHSA-2017:1390",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:1390"
          },
          {
            "name": "1038552",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1038552"
          },
          {
            "name": "RHSA-2017:1273",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:1273"
          },
          {
            "name": "RHSA-2017:1271",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:1271"
          },
          {
            "name": "GLSA-201805-07",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201805-07"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03759en_us"
          },
          {
            "name": "RHSA-2017:1272",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:1272"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20170524-0001/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbns03755en_us"
          },
          {
            "name": "42060",
            "tags": [
              "exploit",
              "x_refsource_EXPLOIT-DB",
              "x_transferred"
            ],
            "url": "https://www.exploit-db.com/exploits/42060/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2017-7494",
                "options": [
                  {
                    "Exploitation": "active"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-07T13:29:34.869777Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          },
          {
            "other": {
              "content": {
                "dateAdded": "2023-03-30",
                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7494"
              },
              "type": "kev"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-94",
                "description": "CWE-94 Improper Control of Generation of Code (\u0027Code Injection\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-07-30T01:46:27.334Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "timeline": [
          {
            "lang": "en",
            "time": "2023-03-30T00:00:00+00:00",
            "value": "CVE-2017-7494 added to CISA KEV"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "samba",
          "vendor": "Samba",
          "versions": [
            {
              "status": "affected",
              "version": "since 3.5.0"
            }
          ]
        }
      ],
      "datePublic": "2017-05-24T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Samba since version 3.5.0 and before 4.6.4, 4.5.10 and 4.4.14 is vulnerable to remote code execution vulnerability, allowing a malicious client to upload a shared library to a writable share, and then cause the server to load and execute it."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "remote code execution",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-10-21T09:57:02.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "name": "98636",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/98636"
        },
        {
          "name": "DSA-3860",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2017/dsa-3860"
        },
        {
          "name": "42084",
          "tags": [
            "exploit",
            "x_refsource_EXPLOIT-DB"
          ],
          "url": "https://www.exploit-db.com/exploits/42084/"
        },
        {
          "name": "RHSA-2017:1270",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:1270"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.samba.org/samba/security/CVE-2017-7494.html"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet\u0026p_File_Name=SEVD-2018-095-01+Security+Notification+Umotion+V1.1.pdf\u0026p_Doc_Ref=SEVD-2018-095-01"
        },
        {
          "name": "RHSA-2017:1390",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:1390"
        },
        {
          "name": "1038552",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1038552"
        },
        {
          "name": "RHSA-2017:1273",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:1273"
        },
        {
          "name": "RHSA-2017:1271",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:1271"
        },
        {
          "name": "GLSA-201805-07",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201805-07"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03759en_us"
        },
        {
          "name": "RHSA-2017:1272",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:1272"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20170524-0001/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbns03755en_us"
        },
        {
          "name": "42060",
          "tags": [
            "exploit",
            "x_refsource_EXPLOIT-DB"
          ],
          "url": "https://www.exploit-db.com/exploits/42060/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2017-7494",
    "datePublished": "2017-05-30T18:00:00.000Z",
    "dateReserved": "2017-04-05T00:00:00.000Z",
    "dateUpdated": "2025-07-30T01:46:27.334Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted