FKIE_CVE-2019-3871

Vulnerability from fkie_nvd - Published: 2019-03-21 21:29 - Updated: 2024-11-21 04:42
Severity ?
6.5 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
8.8 (High) - CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
A vulnerability was found in PowerDNS Authoritative Server before 4.0.7 and before 4.1.7. An insufficient validation of data coming from the user when building a HTTP request from a DNS query in the HTTP Connector of the Remote backend, allowing a remote user to cause a denial of service by making the server connect to an invalid endpoint, or possibly information disclosure by making the server connect to an internal endpoint and somehow extracting meaningful information about the response
References
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2019-04/msg00022.html
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2019/03/18/4Exploit, Mailing List, Patch, Third Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/107491Third Party Advisory, VDB Entry
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3871Exploit, Issue Tracking, Patch, Third Party Advisory
secalert@redhat.comhttps://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2019-03.htmlVendor Advisory
secalert@redhat.comhttps://lists.debian.org/debian-lts-announce/2019/03/msg00039.html
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GWUHF6MRSQ3YO7UUISGLV7MXCAGBW2VD/
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ROFI6OTWF4GKONNSNEDUCW6LVSSEBZNF/
secalert@redhat.comhttps://seclists.org/bugtraq/2019/Apr/8
secalert@redhat.comhttps://www.debian.org/security/2019/dsa-4424
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00022.html
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2019/03/18/4Exploit, Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/107491Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3871Exploit, Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2019-03.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2019/03/msg00039.html
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GWUHF6MRSQ3YO7UUISGLV7MXCAGBW2VD/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ROFI6OTWF4GKONNSNEDUCW6LVSSEBZNF/
af854a3a-2127-422b-91ae-364da2661108https://seclists.org/bugtraq/2019/Apr/8
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2019/dsa-4424
Impacted products
Vendor Product Version
powerdns authoritative_server *
powerdns authoritative_server *
fedoraproject fedora 28
fedoraproject fedora 29
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:powerdns:authoritative_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B4F577C5-74AC-4207-AA9A-AEE24A3DC801",
              "versionEndExcluding": "4.0.7",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:powerdns:authoritative_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "823B2EF0-94CF-4B5D-B699-50D25DCAE887",
              "versionEndExcluding": "4.1.7",
              "versionStartIncluding": "4.1.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*",
              "matchCriteriaId": "DC1BD7B7-6D88-42B8-878E-F1318CA5FCAF",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*",
              "matchCriteriaId": "D100F7CE-FC64-4CC6-852A-6136D72DA419",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was found in PowerDNS Authoritative Server before 4.0.7 and before 4.1.7. An insufficient validation of data coming from the user when building a HTTP request from a DNS query in the HTTP Connector of the Remote backend, allowing a remote user to cause a denial of service by making the server connect to an invalid endpoint, or possibly information disclosure by making the server connect to an internal endpoint and somehow extracting meaningful information about the response"
    },
    {
      "lang": "es",
      "value": "Se ha descubierto una vulnerabilidad en PowerDNS Authoritative Server, en versiones anteriores a la 4.0.7 y la 4.1.7. Una validaci\u00f3n de datos insuficiente de datos provenientes del usuario al construir una petici\u00f3n HTTP desde una consulta DNS en el conector HTTP del backend remoto permite que un usuario remoto provoque una denegaci\u00f3n de servicio haciendo que el servidor se conecte a un endpoint inv\u00e1lido. Adem\u00e1s, tambi\u00e9n podr\u00eda provocar una posible divulgaci\u00f3n de informaci\u00f3n haciendo que el servidor se conecte a un endpoint interno y, de alguna forma, extrayendo informaci\u00f3n importante sobre la respuesta."
    }
  ],
  "id": "CVE-2019-3871",
  "lastModified": "2024-11-21T04:42:45.870",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.5,
        "source": "secalert@redhat.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-03-21T21:29:00.700",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00022.html"
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      "url": "http://www.openwall.com/lists/oss-security/2019/03/18/4"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
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      "url": "http://www.securityfocus.com/bid/107491"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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        "Issue Tracking",
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      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3871"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2019-03.html"
    },
    {
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      "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00039.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GWUHF6MRSQ3YO7UUISGLV7MXCAGBW2VD/"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ROFI6OTWF4GKONNSNEDUCW6LVSSEBZNF/"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://seclists.org/bugtraq/2019/Apr/8"
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      "url": "https://www.debian.org/security/2019/dsa-4424"
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    },
    {
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  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
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          "lang": "en",
          "value": "CWE-20"
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          "value": "CWE-20"
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      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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