cnvd - cnvd-2017-14888

cnvd-2017-14888

Vulnerability from cnvd

Title: OpenVPN信息泄露漏洞（CNVD-2017-14888）

Description:

OpenVPN是美国OpenVPN公司的一个用于创建虚拟专用网络（VPN）加密通道的软件包，它使用OpenSSL库来加密数据与控制信息，并允许创建的VPN使用公开密钥、电子证书或者用户名/密码来进行身份验证。

OpenVPN 2.4.3之前的版本和2.3.17之前的版本中存在信息泄露漏洞。攻击者可利用该漏洞造成拒绝服务或获取敏感信息。

Severity: 中

Patch Name: OpenVPN信息泄露漏洞（CNVD-2017-14888）的补丁

Patch Description:

OpenVPN 2.4.3之前的版本和2.3.17之前的版本中存在信息泄露漏洞。攻击者可利用该漏洞造成拒绝服务或获取敏感信息。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243

Reference: http://www.securityfocus.com/bid/99230 http://securityaffairs.co/wordpress/60341/hacking/openvpn-flaws.html

Impacted products

Name
['OpenVPN Openvpn <2.4.3', 'OpenVPN Openvpn <2.3.17']

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "99230"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-7520"
    }
  },
  "description": "OpenVPN\u662f\u7f8e\u56fdOpenVPN\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u4e8e\u521b\u5efa\u865a\u62df\u4e13\u7528\u7f51\u7edc\uff08VPN\uff09\u52a0\u5bc6\u901a\u9053\u7684\u8f6f\u4ef6\u5305\uff0c\u5b83\u4f7f\u7528OpenSSL\u5e93\u6765\u52a0\u5bc6\u6570\u636e\u4e0e\u63a7\u5236\u4fe1\u606f\uff0c\u5e76\u5141\u8bb8\u521b\u5efa\u7684VPN\u4f7f\u7528\u516c\u5f00\u5bc6\u94a5\u3001\u7535\u5b50\u8bc1\u4e66\u6216\u8005\u7528\u6237\u540d/\u5bc6\u7801\u6765\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002\r\n\r\nOpenVPN 2.4.3\u4e4b\u524d\u7684\u7248\u672c\u548c2.3.17\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u6216\u83b7\u53d6\u654f\u611f\u4fe1\u606f\u3002",
  "discovererName": "Guido Vranken",
  "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://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-14888",
  "openTime": "2017-07-17",
  "patchDescription": "OpenVPN\u662f\u7f8e\u56fdOpenVPN\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u4e8e\u521b\u5efa\u865a\u62df\u4e13\u7528\u7f51\u7edc\uff08VPN\uff09\u52a0\u5bc6\u901a\u9053\u7684\u8f6f\u4ef6\u5305\uff0c\u5b83\u4f7f\u7528OpenSSL\u5e93\u6765\u52a0\u5bc6\u6570\u636e\u4e0e\u63a7\u5236\u4fe1\u606f\uff0c\u5e76\u5141\u8bb8\u521b\u5efa\u7684VPN\u4f7f\u7528\u516c\u5f00\u5bc6\u94a5\u3001\u7535\u5b50\u8bc1\u4e66\u6216\u8005\u7528\u6237\u540d/\u5bc6\u7801\u6765\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002\r\n\r\nOpenVPN 2.4.3\u4e4b\u524d\u7684\u7248\u672c\u548c2.3.17\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u6216\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": "OpenVPN\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2017-14888\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "OpenVPN Openvpn \u003c2.4.3",
      "OpenVPN Openvpn \u003c2.3.17"
    ]
  },
  "referenceLink": "http://www.securityfocus.com/bid/99230\r\nhttp://securityaffairs.co/wordpress/60341/hacking/openvpn-flaws.html",
  "serverity": "\u4e2d",
  "submitTime": "2017-06-26",
  "title": "OpenVPN\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2017-14888\uff09"
}

CVE-2017-7520 (GCVE-0-2017-7520)

Vulnerability from cvelistv5

Published

2017-06-27 13:00

Modified

2024-08-05 16:04

Severity ?

CWE

CWE-200

Summary

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service and/or possibly sensitive memory leak triggered by man-in-the-middle attacker.

References

▼	URL	Tags
	https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243	x_refsource_CONFIRM
	http://www.securitytracker.com/id/1038768	vdb-entry, x_refsource_SECTRACK
	http://www.securityfocus.com/bid/99230	vdb-entry, x_refsource_BID
	http://www.debian.org/security/2017/dsa-3900	vendor-advisory, x_refsource_DEBIAN

Impacted products

	Vendor	Product	Version
	OpenVPN Technologies, Inc	OpenVPN	Version: before 2.4.3 Version: before 2.3.17

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T16:04:11.764Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243"
          },
          {
            "name": "1038768",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1038768"
          },
          {
            "name": "99230",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/99230"
          },
          {
            "name": "DSA-3900",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2017/dsa-3900"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "OpenVPN",
          "vendor": "OpenVPN Technologies, Inc",
          "versions": [
            {
              "status": "affected",
              "version": "before 2.4.3"
            },
            {
              "status": "affected",
              "version": "before 2.3.17"
            }
          ]
        }
      ],
      "datePublic": "2017-06-21T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service and/or possibly sensitive memory leak triggered by man-in-the-middle attacker."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-200",
              "description": "CWE-200",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-11-03T18:57:01",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243"
        },
        {
          "name": "1038768",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1038768"
        },
        {
          "name": "99230",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/99230"
        },
        {
          "name": "DSA-3900",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2017/dsa-3900"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2017-7520",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "OpenVPN",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "before 2.4.3"
                          },
                          {
                            "version_value": "before 2.3.17"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "OpenVPN Technologies, Inc"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service and/or possibly sensitive memory leak triggered by man-in-the-middle attacker."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-200"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243",
              "refsource": "CONFIRM",
              "url": "https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243"
            },
            {
              "name": "1038768",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1038768"
            },
            {
              "name": "99230",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/99230"
            },
            {
              "name": "DSA-3900",
              "refsource": "DEBIAN",
              "url": "http://www.debian.org/security/2017/dsa-3900"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2017-7520",
    "datePublished": "2017-06-27T13:00:00",
    "dateReserved": "2017-04-05T00:00:00",
    "dateUpdated": "2024-08-05T16:04:11.764Z",
    "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