{
  "schema_version": "1.4.0",
  "id": "GHSA-w6pr-cm6j-f384",
  "modified": "2025-04-20T03:32:04Z",
  "published": "2022-05-14T00:56:55Z",
  "aliases": [
    "CVE-2016-6329"
  ],
  "details": "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.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-6329"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf"
    },
    {
      "type": "WEB",
      "url": "https://community.openvpn.net/openvpn/wiki/SWEET32"
    },
    {
      "type": "WEB",
      "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/201611-02"
    },
    {
      "type": "WEB",
      "url": "https://sweet32.info"
    },
    {
      "type": "WEB",
      "url": "http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697"
    },
    {
      "type": "WEB",
      "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21991482"
    },
    {
      "type": "WEB",
      "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21995039"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/92631"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1036695"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-01-31T22:59:00Z"
  }
}