CVE-2020-8618
Vulnerability from cvelistv5
Published
2020-06-17 21:20
Modified
2024-09-16 23:36
Summary
An attacker who is permitted to send zone data to a server via zone transfer can exploit this to intentionally trigger the assertion failure with a specially constructed zone, denying service to clients.
Impacted products
Vendor Product Version
ISC BIND9 Version: 9.16.0 -> 9.16.3
Create a notification for this product.
Show details on NVD website


{
   containers: {
      adp: [
         {
            providerMetadata: {
               dateUpdated: "2024-08-04T10:03:46.364Z",
               orgId: "af854a3a-2127-422b-91ae-364da2661108",
               shortName: "CVE",
            },
            references: [
               {
                  tags: [
                     "x_refsource_CONFIRM",
                     "x_transferred",
                  ],
                  url: "https://kb.isc.org/docs/cve-2020-8618",
               },
               {
                  tags: [
                     "x_refsource_CONFIRM",
                     "x_transferred",
                  ],
                  url: "https://security.netapp.com/advisory/ntap-20200625-0003/",
               },
               {
                  name: "USN-4399-1",
                  tags: [
                     "vendor-advisory",
                     "x_refsource_UBUNTU",
                     "x_transferred",
                  ],
                  url: "https://usn.ubuntu.com/4399-1/",
               },
               {
                  name: "openSUSE-SU-2020:1699",
                  tags: [
                     "vendor-advisory",
                     "x_refsource_SUSE",
                     "x_transferred",
                  ],
                  url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html",
               },
               {
                  name: "openSUSE-SU-2020:1701",
                  tags: [
                     "vendor-advisory",
                     "x_refsource_SUSE",
                     "x_transferred",
                  ],
                  url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html",
               },
            ],
            title: "CVE Program Container",
         },
      ],
      cna: {
         affected: [
            {
               product: "BIND9",
               vendor: "ISC",
               versions: [
                  {
                     status: "affected",
                     version: "9.16.0 -> 9.16.3",
                  },
               ],
            },
         ],
         datePublic: "2020-06-10T00:00:00",
         descriptions: [
            {
               lang: "en",
               value: "An attacker who is permitted to send zone data to a server via zone transfer can exploit this to intentionally trigger the assertion failure with a specially constructed zone, denying service to clients.",
            },
         ],
         metrics: [
            {
               cvssV3_1: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "HIGH",
                  baseScore: 4.9,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  privilegesRequired: "HIGH",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
                  version: "3.1",
               },
            },
         ],
         problemTypes: [
            {
               descriptions: [
                  {
                     description: "An assertion check in BIND (that is meant to prevent going beyond the end of a buffer when processing incoming data) can be incorrectly triggered by a large response during zone transfer.  Versions affected: BIND 9.16.0 -> 9.16.3",
                     lang: "en",
                     type: "text",
                  },
               ],
            },
         ],
         providerMetadata: {
            dateUpdated: "2020-10-20T11:06:40",
            orgId: "404fd4d2-a609-4245-b543-2c944a302a22",
            shortName: "isc",
         },
         references: [
            {
               tags: [
                  "x_refsource_CONFIRM",
               ],
               url: "https://kb.isc.org/docs/cve-2020-8618",
            },
            {
               tags: [
                  "x_refsource_CONFIRM",
               ],
               url: "https://security.netapp.com/advisory/ntap-20200625-0003/",
            },
            {
               name: "USN-4399-1",
               tags: [
                  "vendor-advisory",
                  "x_refsource_UBUNTU",
               ],
               url: "https://usn.ubuntu.com/4399-1/",
            },
            {
               name: "openSUSE-SU-2020:1699",
               tags: [
                  "vendor-advisory",
                  "x_refsource_SUSE",
               ],
               url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html",
            },
            {
               name: "openSUSE-SU-2020:1701",
               tags: [
                  "vendor-advisory",
                  "x_refsource_SUSE",
               ],
               url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html",
            },
         ],
         solutions: [
            {
               lang: "en",
               value: "Upgrade to the patched release most closely related to your current version of BIND:\n\n    BIND 9.16.4",
            },
         ],
         source: {
            discovery: "USER",
         },
         title: "A buffer boundary check assertion in rdataset.c can fail incorrectly during zone transfer",
         workarounds: [
            {
               lang: "en",
               value: "None",
            },
         ],
         x_generator: {
            engine: "Vulnogram 0.0.9",
         },
         x_legacyV4Record: {
            CVE_data_meta: {
               ASSIGNER: "security-officer@isc.org",
               DATE_PUBLIC: "2020-06-10T19:10:14.000Z",
               ID: "CVE-2020-8618",
               STATE: "PUBLIC",
               TITLE: "A buffer boundary check assertion in rdataset.c can fail incorrectly during zone transfer",
            },
            affects: {
               vendor: {
                  vendor_data: [
                     {
                        product: {
                           product_data: [
                              {
                                 product_name: "BIND9",
                                 version: {
                                    version_data: [
                                       {
                                          version_value: "9.16.0 -> 9.16.3",
                                       },
                                    ],
                                 },
                              },
                           ],
                        },
                        vendor_name: "ISC",
                     },
                  ],
               },
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "eng",
                     value: "An attacker who is permitted to send zone data to a server via zone transfer can exploit this to intentionally trigger the assertion failure with a specially constructed zone, denying service to clients.",
                  },
               ],
            },
            generator: {
               engine: "Vulnogram 0.0.9",
            },
            impact: {
               cvss: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "HIGH",
                  baseScore: 4.9,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  privilegesRequired: "HIGH",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
                  version: "3.1",
               },
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "eng",
                           value: "An assertion check in BIND (that is meant to prevent going beyond the end of a buffer when processing incoming data) can be incorrectly triggered by a large response during zone transfer.  Versions affected: BIND 9.16.0 -> 9.16.3",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://kb.isc.org/docs/cve-2020-8618",
                     refsource: "CONFIRM",
                     url: "https://kb.isc.org/docs/cve-2020-8618",
                  },
                  {
                     name: "https://security.netapp.com/advisory/ntap-20200625-0003/",
                     refsource: "CONFIRM",
                     url: "https://security.netapp.com/advisory/ntap-20200625-0003/",
                  },
                  {
                     name: "USN-4399-1",
                     refsource: "UBUNTU",
                     url: "https://usn.ubuntu.com/4399-1/",
                  },
                  {
                     name: "openSUSE-SU-2020:1699",
                     refsource: "SUSE",
                     url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html",
                  },
                  {
                     name: "openSUSE-SU-2020:1701",
                     refsource: "SUSE",
                     url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html",
                  },
               ],
            },
            solution: [
               {
                  lang: "en",
                  value: "Upgrade to the patched release most closely related to your current version of BIND:\n\n    BIND 9.16.4",
               },
            ],
            source: {
               discovery: "USER",
            },
            work_around: [
               {
                  lang: "en",
                  value: "None",
               },
            ],
         },
      },
   },
   cveMetadata: {
      assignerOrgId: "404fd4d2-a609-4245-b543-2c944a302a22",
      assignerShortName: "isc",
      cveId: "CVE-2020-8618",
      datePublished: "2020-06-17T21:20:13.188206Z",
      dateReserved: "2020-02-05T00:00:00",
      dateUpdated: "2024-09-16T23:36:09.070Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
   "vulnerability-lookup:meta": {
      nvd: "{\"cve\":{\"id\":\"CVE-2020-8618\",\"sourceIdentifier\":\"security-officer@isc.org\",\"published\":\"2020-06-17T22:15:12.977\",\"lastModified\":\"2024-11-21T05:39:08.120\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An attacker who is permitted to send zone data to a server via zone transfer can exploit this to intentionally trigger the assertion failure with a specially constructed zone, denying service to clients.\"},{\"lang\":\"es\",\"value\":\"Un atacante al que se le permite enviar datos de zona a un servidor mediante la transferencia de zona puede explotar esto para provocar intencionalmente el fallo de aserción con una zona especialmente construida, negando el servicio a los clientes\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-officer@isc.org\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":4.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.2,\"impactScore\":3.6},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":4.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.2,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:N/I:N/A:P\",\"baseScore\":4.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"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-617\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.16.0\",\"versionEndIncluding\":\"9.16.3\",\"matchCriteriaId\":\"4F542837-BDE3-4DA7-B903-5A90464E002D\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B620311B-34A3-48A6-82DF-6F078D7A4493\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B009C22E-30A4-4288-BCF6-C3E81DEAF45A\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E94F7F59-1785-493F-91A7-5F5EA5E87E4D\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"902B8056-9E37-443B-8905-8AA93E2447FB\"}]}]}],\"references\":[{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://kb.isc.org/docs/cve-2020-8618\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20200625-0003/\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://usn.ubuntu.com/4399-1/\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://kb.isc.org/docs/cve-2020-8618\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20200625-0003/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://usn.ubuntu.com/4399-1/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}",
   },
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.