cnvd - cnvd-2016-06784

cnvd-2016-06784

Vulnerability from cnvd

Title: OpenVPN信息泄露漏洞

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中存在信息泄露漏洞。攻击者可利用该漏洞获取敏感信息。

Severity: 中

Formal description:

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： http://openvpn.net/

Reference: http://www.securityfocus.com/bid/92631

Impacted products

Name
OpenVPN Openvpn

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "92631"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-6329"
    }
  },
  "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\u3001\u6216\u8005\u7528\u6237\u540d/\u5bc6\u7801\u6765\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002\r\n\r\nOpenVPN\u4e2d\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\u3002",
  "discovererName": "Karthik Bhargavan and Gaetan Leurent from Inria.",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a \r\nhttp://openvpn.net/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-06784",
  "openTime": "2016-08-27",
  "products": {
    "product": "OpenVPN Openvpn"
  },
  "referenceLink": "http://www.securityfocus.com/bid/92631",
  "serverity": "\u4e2d",
  "submitTime": "2016-08-26",
  "title": "OpenVPN\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2016-6329 (GCVE-0-2016-6329)

Vulnerability from cvelistv5

Published

2017-01-31 22:00

Modified

2024-08-06 01:29

Severity ?

CWE

Summary

OpenVPN, when using a 64-bit block cipher, makes it easier for remote attackers to obtain cleartext data via a birthday attack against a long-duration encrypted session, as demonstrated by an HTTP-over-OpenVPN session using Blowfish in CBC mode, aka a "Sweet32" attack.

References

▼	URL	Tags
	https://sweet32.info/	x_refsource_MISC
	https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403	x_refsource_CONFIRM
	http://www.securitytracker.com/id/1036695	vdb-entry, x_refsource_SECTRACK
	http://www-01.ibm.com/support/docview.wss?uid=swg21995039	x_refsource_CONFIRM
	http://www-01.ibm.com/support/docview.wss?uid=swg21991482	x_refsource_CONFIRM
	https://security.gentoo.org/glsa/201611-02	vendor-advisory, x_refsource_GENTOO
	https://community.openvpn.net/openvpn/wiki/SWEET32	x_refsource_CONFIRM
	http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/92631	vdb-entry, x_refsource_BID
	https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T01:29:18.449Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://sweet32.info/"
          },
          {
            "tags": [
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            ],
            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403"
          },
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            "name": "1036695",
            "tags": [
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            "url": "http://www.securitytracker.com/id/1036695"
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            "tags": [
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            "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21995039"
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          },
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            "name": "GLSA-201611-02",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
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            "url": "https://security.gentoo.org/glsa/201611-02"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
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            ],
            "url": "https://community.openvpn.net/openvpn/wiki/SWEET32"
          },
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697"
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            "name": "92631",
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              "x_refsource_BID",
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            "url": "http://www.securityfocus.com/bid/92631"
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            "tags": [
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            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
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          ]
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      "datePublic": "2016-08-24T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "OpenVPN, when using a 64-bit block cipher, makes it easier for remote attackers to obtain cleartext data via a birthday attack against a long-duration encrypted session, as demonstrated by an HTTP-over-OpenVPN session using Blowfish in CBC mode, aka a \"Sweet32\" attack."
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      "problemTypes": [
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      "providerMetadata": {
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        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
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      "references": [
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          "tags": [
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          "url": "https://sweet32.info/"
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          "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403"
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          "tags": [
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          ],
          "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21995039"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21991482"
        },
        {
          "name": "GLSA-201611-02",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201611-02"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://community.openvpn.net/openvpn/wiki/SWEET32"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697"
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          ],
          "url": "http://www.securityfocus.com/bid/92631"
        },
        {
          "tags": [
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          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf"
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  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2016-6329",
    "datePublished": "2017-01-31T22:00:00",
    "dateReserved": "2016-07-26T00:00:00",
    "dateUpdated": "2024-08-06T01:29:18.449Z",
    "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.

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