{
  "modified": "2025-08-09T19:01:28Z",
  "published": "2017-10-16T18:29:00Z",
  "id": "CVE-2015-7687",
  "details": "Use-after-free vulnerability in OpenSMTPD before 5.7.2 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via vectors involving req_ca_vrfy_smtp and req_ca_vrfy_mta.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170448.html"
    },
    {
      "type": "ADVISORY",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169600.html"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.openwall.com/lists/oss-security/2015/10/03/1"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.securityfocus.com/bid/76975"
    },
    {
      "type": "ADVISORY",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1268793"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.opensmtpd.org/announces/release-5.7.2.txt"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.qualys.com/2015/10/02/opensmtpd-audit-report.txt"
    },
    {
      "type": "ARTICLE",
      "url": "http://www.openwall.com/lists/oss-security/2015/10/03/1"
    },
    {
      "type": "ARTICLE",
      "url": "https://www.qualys.com/2015/10/02/opensmtpd-audit-report.txt"
    },
    {
      "type": "EVIDENCE",
      "url": "https://www.qualys.com/2015/10/02/opensmtpd-audit-report.txt"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1268793"
    }
  ]
}