CVE-2017-13704 (GCVE-0-2017-13704)

Vulnerability from cvelistv5 – Published: 2017-10-02 21:00 – Updated: 2024-08-05 19:05
VLAI
Summary
In dnsmasq before 2.78, if the DNS packet size does not match the expected size, the size parameter in a memset call gets a negative value. As it is an unsigned value, memset ends up writing up to 0xffffffff zero's (0xffffffffffffffff in 64 bit platforms), making dnsmasq crash.
Severity
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • n/a
Assigner
References
Date Public
2017-09-06 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T19:05:20.078Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "1039474",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1039474"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/security/vulnerabilities/3199382"
          },
          {
            "name": "101085",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/101085"
          },
          {
            "name": "101977",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/101977"
          },
          {
            "name": "FEDORA-2017-274d763ed8",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4TK6DWC53WSU6633EVZL7H4PCWBYHMHK/"
          },
          {
            "name": "[dnsmasq-discuss] 20171002 Announce: dnsmasq-2.78.",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=63437ffbb58837b214b4b92cb1c54bc5f3279928"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://thekelleys.org.uk/dnsmasq/CHANGELOG"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html"
          },
          {
            "name": "[dnsmasq-discuss] 20171002 IMPORTANT SECURITY INFORMATION.",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2017-09-06T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "In dnsmasq before 2.78, if the DNS packet size does not match the expected size, the size parameter in a memset call gets a negative value. As it is an unsigned value, memset ends up writing up to 0xffffffff zero\u0027s (0xffffffffffffffff in 64 bit platforms), making dnsmasq crash."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-05-10T09:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "1039474",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1039474"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://access.redhat.com/security/vulnerabilities/3199382"
        },
        {
          "name": "101085",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/101085"
        },
        {
          "name": "101977",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/101977"
        },
        {
          "name": "FEDORA-2017-274d763ed8",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4TK6DWC53WSU6633EVZL7H4PCWBYHMHK/"
        },
        {
          "name": "[dnsmasq-discuss] 20171002 Announce: dnsmasq-2.78.",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=63437ffbb58837b214b4b92cb1c54bc5f3279928"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://thekelleys.org.uk/dnsmasq/CHANGELOG"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html"
        },
        {
          "name": "[dnsmasq-discuss] 20171002 IMPORTANT SECURITY INFORMATION.",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-13704",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In dnsmasq before 2.78, if the DNS packet size does not match the expected size, the size parameter in a memset call gets a negative value. As it is an unsigned value, memset ends up writing up to 0xffffffff zero\u0027s (0xffffffffffffffff in 64 bit platforms), making dnsmasq crash."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "1039474",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1039474"
            },
            {
              "name": "https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq",
              "refsource": "CONFIRM",
              "url": "https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq"
            },
            {
              "name": "https://access.redhat.com/security/vulnerabilities/3199382",
              "refsource": "CONFIRM",
              "url": "https://access.redhat.com/security/vulnerabilities/3199382"
            },
            {
              "name": "101085",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/101085"
            },
            {
              "name": "101977",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/101977"
            },
            {
              "name": "FEDORA-2017-274d763ed8",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4TK6DWC53WSU6633EVZL7H4PCWBYHMHK/"
            },
            {
              "name": "[dnsmasq-discuss] 20171002 Announce: dnsmasq-2.78.",
              "refsource": "MLIST",
              "url": "https://www.mail-archive.com/dnsmasq-discuss@lists.thekelleys.org.uk/msg11665.html"
            },
            {
              "name": "http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=63437ffbb58837b214b4b92cb1c54bc5f3279928",
              "refsource": "CONFIRM",
              "url": "http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=63437ffbb58837b214b4b92cb1c54bc5f3279928"
            },
            {
              "name": "http://thekelleys.org.uk/dnsmasq/CHANGELOG",
              "refsource": "CONFIRM",
              "url": "http://thekelleys.org.uk/dnsmasq/CHANGELOG"
            },
            {
              "name": "https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html",
              "refsource": "MISC",
              "url": "https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html"
            },
            {
              "name": "[dnsmasq-discuss] 20171002 IMPORTANT SECURITY INFORMATION.",
              "refsource": "MLIST",
              "url": "https://www.mail-archive.com/dnsmasq-discuss@lists.thekelleys.org.uk/msg11664.html"
            },
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf",
              "refsource": "CONFIRM",
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2017-13704",
    "datePublished": "2017-10-02T21:00:00.000Z",
    "dateReserved": "2017-08-25T00:00:00.000Z",
    "dateUpdated": "2024-08-05T19:05:20.078Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2017-13704",
      "date": "2026-06-09",
      "epss": "0.77786",
      "percentile": "0.99018"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2017-13704\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2017-10-03T01:29:01.637\",\"lastModified\":\"2026-05-13T00:24:29.033\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In dnsmasq before 2.78, if the DNS packet size does not match the expected size, the size parameter in a memset call gets a negative value. As it is an unsigned value, memset ends up writing up to 0xffffffff zero\u0027s (0xffffffffffffffff in 64 bit platforms), making dnsmasq crash.\"},{\"lang\":\"es\",\"value\":\"En las versiones anteriores a la 2.78 de dnsmasq, si el tama\u00f1o del paquete DNS no coincide con el tama\u00f1o esperado, el par\u00e1metro size en una llamada memset obtiene un valor negativo. Como es un valor sin signo, memset acaba escribiendo hasta 0xffffffff ceros (0xffffffffffffffff en plataformas de 64 bits), haciendo que dnsmasq se cierre de manera inesperada.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"B5A6F2F3-4894-4392-8296-3B8DD2679084\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"588D4F37-0A56-47A4-B710-4D5F3D214FB9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"16F59A04-14CF-49E2-9973-645477EA09DA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:7.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7B21E9A8-CE63-42C2-A11A-94D977A96DF1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEECE5FC-CACF-4496-A3E7-164736409252\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:27:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DBEACBFF-6D05-4B69-BF7A-F7E539D9BF6E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:novell:leap:42.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A64AAD2D-38ED-4BA2-A27A-A2716F28D43A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:novell:leap:42.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"76221AE4-1A3C-48EC-AFC2-1819BE4D3DC5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"33C068A4-3780-4EAB-A937-6082DF847564\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"51EF4996-72F4-4FA4-814F-F5991E7A8318\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"825ECE2D-E232-46E0-A047-074B34DB1E97\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"2.77\",\"matchCriteriaId\":\"B85D7A28-8CBA-4D77-AD30-DB3CA49F2F98\"}]}]}],\"references\":[{\"url\":\"http://thekelleys.org.uk/dnsmasq/CHANGELOG\",\"source\":\"cve@mitre.org\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=63437ffbb58837b214b4b92cb1c54bc5f3279928\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.securityfocus.com/bid/101085\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securityfocus.com/bid/101977\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.securitytracker.com/id/1039474\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://access.redhat.com/security/vulnerabilities/3199382\",\"source\":\"cve@mitre.org\",\"tags\":[\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4TK6DWC53WSU6633EVZL7H4PCWBYHMHK/\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://thekelleys.org.uk/dnsmasq/CHANGELOG\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=63437ffbb58837b214b4b92cb1c54bc5f3279928\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/bid/101085\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securityfocus.com/bid/101977\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securitytracker.com/id/1039474\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://access.redhat.com/security/vulnerabilities/3199382\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4TK6DWC53WSU6633EVZL7H4PCWBYHMHK/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.


Detection rules are retrieved from Rulezet.