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GSD-2020-8624

Vulnerability from gsd - Updated: 2023-12-13 01:21
Details
In BIND 9.9.12 -> 9.9.13, 9.10.7 -> 9.10.8, 9.11.3 -> 9.11.21, 9.12.1 -> 9.16.5, 9.17.0 -> 9.17.3, also affects 9.9.12-S1 -> 9.9.13-S1, 9.11.3-S1 -> 9.11.21-S1 of the BIND 9 Supported Preview Edition, An attacker who has been granted privileges to change a specific subset of the zone's content could abuse these unintended additional privileges to update other contents of the zone.
Aliases
Aliases
CVE-2020-8624
To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-8624",
    "description": "In BIND 9.9.12 -\u003e 9.9.13, 9.10.7 -\u003e 9.10.8, 9.11.3 -\u003e 9.11.21, 9.12.1 -\u003e 9.16.5, 9.17.0 -\u003e 9.17.3, also affects 9.9.12-S1 -\u003e 9.9.13-S1, 9.11.3-S1 -\u003e 9.11.21-S1 of the BIND 9 Supported Preview Edition, An attacker who has been granted privileges to change a specific subset of the zone\u0027s content could abuse these unintended additional privileges to update other contents of the zone.",
    "id": "GSD-2020-8624",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-8624.html",
      "https://www.debian.org/security/2020/dsa-4752",
      "https://access.redhat.com/errata/RHSA-2020:5203",
      "https://access.redhat.com/errata/RHSA-2020:5011",
      "https://access.redhat.com/errata/RHSA-2020:4500",
      "https://ubuntu.com/security/CVE-2020-8624",
      "https://advisories.mageia.org/CVE-2020-8624.html",
      "https://linux.oracle.com/cve/CVE-2020-8624.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-8624"
      ],
      "details": "In BIND 9.9.12 -\u003e 9.9.13, 9.10.7 -\u003e 9.10.8, 9.11.3 -\u003e 9.11.21, 9.12.1 -\u003e 9.16.5, 9.17.0 -\u003e 9.17.3, also affects 9.9.12-S1 -\u003e 9.9.13-S1, 9.11.3-S1 -\u003e 9.11.21-S1 of the BIND 9 Supported Preview Edition, An attacker who has been granted privileges to change a specific subset of the zone\u0027s content could abuse these unintended additional privileges to update other contents of the zone.",
      "id": "GSD-2020-8624",
      "modified": "2023-12-13T01:21:53.713877Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security-officer@isc.org",
        "DATE_PUBLIC": "2020-08-20T18:35:08.000Z",
        "ID": "CVE-2020-8624",
        "STATE": "PUBLIC",
        "TITLE": "update-policy rules of type \"subdomain\" are enforced incorrectly"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "BIND9",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003e=",
                          "version_value": "9.9.12"
                        },
                        {
                          "version_affected": "\u003c=",
                          "version_value": "9.9.13"
                        },
                        {
                          "version_affected": "\u003e=",
                          "version_value": "9.10.7"
                        },
                        {
                          "version_affected": "\u003c=",
                          "version_value": "9.10.8"
                        },
                        {
                          "version_affected": "\u003e=",
                          "version_value": "9.11.3"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_value": "9.11.22"
                        },
                        {
                          "version_affected": "\u003e=",
                          "version_value": "9.12.1"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_value": "9.16.6"
                        },
                        {
                          "version_affected": "\u003e=",
                          "version_value": "9.17.0"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_value": "9.17.4"
                        },
                        {
                          "version_affected": "\u003e=",
                          "version_value": "9.9.12-S1"
                        },
                        {
                          "version_affected": "\u003c=",
                          "version_value": "9.9.13-S1"
                        },
                        {
                          "version_affected": "\u003e=",
                          "version_value": "9.11.3-S1"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_value": "9.11.22-S1"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "ISC"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "ISC would like to thank Joop Boonen of credativ GmbH for bringing this vulnerability to our attention."
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "In BIND 9.9.12 -\u003e 9.9.13, 9.10.7 -\u003e 9.10.8, 9.11.3 -\u003e 9.11.21, 9.12.1 -\u003e 9.16.5, 9.17.0 -\u003e 9.17.3, also affects 9.9.12-S1 -\u003e 9.9.13-S1, 9.11.3-S1 -\u003e 9.11.21-S1 of the BIND 9 Supported Preview Edition, An attacker who has been granted privileges to change a specific subset of the zone\u0027s content could abuse these unintended additional privileges to update other contents of the zone."
          }
        ]
      },
      "exploit": [
        {
          "lang": "eng",
          "value": "We are not aware of any active exploits but the issue has been described on a public bug tracker for a Linux distribution."
        }
      ],
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Change 4885 inadvertently caused \"update-policy\" rules of type \"subdomain\" to be treated as if they were of type \"zonesub\", allowing updates to all parts of the zone along with the intended subdomain.  Affects BIND 9.9.12 -\u003e 9.9.13, 9.10.7 -\u003e 9.10.8, 9.11.3 -\u003e 9.11.21, 9.12.1 -\u003e 9.16.5, 9.17.0 -\u003e 9.17.3, also affects 9.9.12-S1 -\u003e 9.9.13-S1, 9.11.3-S1 -\u003e 9.11.21-S1 of the BIND 9 Supported Preview Edition"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://kb.isc.org/docs/cve-2020-8624",
            "refsource": "CONFIRM",
            "url": "https://kb.isc.org/docs/cve-2020-8624"
          },
          {
            "name": "FEDORA-2020-a02b7a0f21",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DQN62GBMCIC5AY4KYADGXNKVY6AJKSJE/"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20200827-0003/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20200827-0003/"
          },
          {
            "name": "USN-4468-1",
            "refsource": "UBUNTU",
            "url": "https://usn.ubuntu.com/4468-1/"
          },
          {
            "name": "DSA-4752",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2020/dsa-4752"
          },
          {
            "name": "FEDORA-2020-14c194e5af",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZKAMJZXR66P6S5LEU4SN7USSNCWTXEXP/"
          },
          {
            "name": "GLSA-202008-19",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/202008-19"
          },
          {
            "name": "https://www.synology.com/security/advisory/Synology_SA_20_19",
            "refsource": "CONFIRM",
            "url": "https://www.synology.com/security/advisory/Synology_SA_20_19"
          },
          {
            "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": "eng",
          "value": "Upgrade to the patched release most closely related to your current version of BIND:\n\n    BIND 9.11.22\n    BIND 9.16.6\n    BIND 9.17.4\n\nBIND Supported Preview Edition is a special feature preview branch of BIND provided to eligible ISC support customers.\n\n    BIND 9.11.22-S1\n"
        }
      ],
      "source": {
        "discovery": "USER"
      },
      "work_around": [
        {
          "lang": "eng",
          "value": "No workarounds known."
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "9.10.8",
                "versionStartIncluding": "9.10.7",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "9.17.3",
                "versionStartIncluding": "9.17.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "9.11.21",
                "versionStartIncluding": "9.11.3",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "9.9.13",
                "versionStartIncluding": "9.9.12",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "9.16.5",
                "versionStartIncluding": "9.12.1",
                "vulnerable": true
              }
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            "operator": "OR"
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          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:isc:bind:9.11.3:s1:*:*:supported_preview:*:*:*",
                "cpe_name": [],
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              },
              {
                "cpe23Uri": "cpe:2.3:a:isc:bind:9.9.12:s1:*:*:supported_preview:*:*:*",
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                "cpe23Uri": "cpe:2.3:a:isc:bind:9.9.13:s1:*:*:supported_preview:*:*:*",
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          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
                "cpe_name": [],
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                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
                "cpe_name": [],
                "vulnerable": true
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          {
            "children": [],
            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
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                "cpe23Uri": "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*",
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          "ID": "CVE-2020-8624"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "In BIND 9.9.12 -\u003e 9.9.13, 9.10.7 -\u003e 9.10.8, 9.11.3 -\u003e 9.11.21, 9.12.1 -\u003e 9.16.5, 9.17.0 -\u003e 9.17.3, also affects 9.9.12-S1 -\u003e 9.9.13-S1, 9.11.3-S1 -\u003e 9.11.21-S1 of the BIND 9 Supported Preview Edition, An attacker who has been granted privileges to change a specific subset of the zone\u0027s content could abuse these unintended additional privileges to update other contents of the zone."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-269"
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        "references": {
          "reference_data": [
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              "name": "https://kb.isc.org/docs/cve-2020-8624",
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              "tags": [
                "Vendor Advisory"
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              "url": "https://kb.isc.org/docs/cve-2020-8624"
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              "name": "FEDORA-2020-a02b7a0f21",
              "refsource": "FEDORA",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DQN62GBMCIC5AY4KYADGXNKVY6AJKSJE/"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20200827-0003/",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.netapp.com/advisory/ntap-20200827-0003/"
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            },
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              "tags": [
                "Third Party Advisory"
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              "url": "https://www.debian.org/security/2020/dsa-4752"
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            {
              "name": "FEDORA-2020-14c194e5af",
              "refsource": "FEDORA",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZKAMJZXR66P6S5LEU4SN7USSNCWTXEXP/"
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              "name": "GLSA-202008-19",
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              "tags": [
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              "url": "https://security.gentoo.org/glsa/202008-19"
            },
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              "name": "https://www.synology.com/security/advisory/Synology_SA_20_19",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
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              "url": "https://www.synology.com/security/advisory/Synology_SA_20_19"
            },
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              "tags": [
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                "Third Party Advisory"
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            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 4.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2023-02-10T17:42Z",
      "publishedDate": "2020-08-21T21:15Z"
    }
  }
}



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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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.