ubuntu-cve-2016-6172
Vulnerability from osv_ubuntu
Published
2016-09-26 16:59
Modified
2025-09-08 16:43
Summary
Details

PowerDNS (aka pdns) Authoritative Server before 4.0.1 allows remote primary DNS servers to cause a denial of service (memory exhaustion and secondary DNS server crash) via a large (1) AXFR or (2) IXFR response.

Severity
6.8 (Medium)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "pdns-backend-geoip",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "pdns-backend-ldap",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "pdns-backend-lua",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "pdns-backend-mydns",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "pdns-backend-mysql",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "pdns-backend-pgsql",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "pdns-backend-pipe",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "pdns-backend-remote",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "pdns-backend-sqlite3",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "pdns-backend-tinydns",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "pdns-server",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          },
          {
            "binary_name": "pdns-tools",
            "binary_version": "4.0.0~alpha2-3ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "pdns",
        "purl": "pkg:deb/ubuntu/pdns@4.0.0~alpha2-3ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.4.5-1build2",
        "3.4.6-2",
        "3.4.6-3",
        "3.4.7-1",
        "3.4.7-2",
        "4.0.0~alpha1-1",
        "4.0.0~alpha2-2",
        "4.0.0~alpha2-3",
        "4.0.0~alpha2-3build1",
        "4.0.0~alpha2-3ubuntu0.1~esm1"
      ]
    }
  ],
  "aliases": [],
  "details": "PowerDNS (aka pdns) Authoritative Server before 4.0.1 allows remote primary DNS servers to cause a denial of service (memory exhaustion and secondary DNS server crash) via a large (1) AXFR or (2) IXFR response.",
  "id": "UBUNTU-CVE-2016-6172",
  "modified": "2025-09-08T16:43:48Z",
  "published": "2016-09-26T16:59:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2016-6172"
    },
    {
      "type": "REPORT",
      "url": "http://www.openwall.com/lists/oss-security/2016/07/06/4"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2016-6172"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2016-6172"
  ]
}



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