cve-2021-36213
Vulnerability from cvelistv5
Published
2021-07-17 17:32
Modified
2024-08-04 00:54
Severity ?
Summary
HashiCorp Consul and Consul Enterprise 1.9.0 through 1.10.0 default deny policy with a single L7 application-aware intention deny action cancels out, causing the intention to incorrectly fail open, allowing L4 traffic. Fixed in 1.9.8 and 1.10.1.
References
cve@mitre.orghttps://discuss.hashicorp.com/t/hcsec-2021-16-consul-s-application-aware-intentions-deny-action-fails-open-when-combined-with-default-deny-policy/26855Vendor Advisory
cve@mitre.orghttps://github.com/hashicorp/consul/releases/tag/v1.10.1Release Notes, Third Party Advisory
cve@mitre.orghttps://security.gentoo.org/glsa/202208-09Third Party Advisory
cve@mitre.orghttps://www.hashicorp.com/blog/category/consulProduct, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://discuss.hashicorp.com/t/hcsec-2021-16-consul-s-application-aware-intentions-deny-action-fails-open-when-combined-with-default-deny-policy/26855Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/hashicorp/consul/releases/tag/v1.10.1Release Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202208-09Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.hashicorp.com/blog/category/consulProduct, Vendor Advisory
Impacted products
Vendor Product Version
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T00:54:50.693Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.hashicorp.com/blog/category/consul"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/hashicorp/consul/releases/tag/v1.10.1"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://discuss.hashicorp.com/t/hcsec-2021-16-consul-s-application-aware-intentions-deny-action-fails-open-when-combined-with-default-deny-policy/26855"
          },
          {
            "name": "GLSA-202208-09",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202208-09"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "HashiCorp Consul and Consul Enterprise 1.9.0 through 1.10.0 default deny policy with a single L7 application-aware intention deny action cancels out, causing the intention to incorrectly fail open, allowing L4 traffic. Fixed in 1.9.8 and 1.10.1."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-08-10T05:08:41",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.hashicorp.com/blog/category/consul"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/hashicorp/consul/releases/tag/v1.10.1"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://discuss.hashicorp.com/t/hcsec-2021-16-consul-s-application-aware-intentions-deny-action-fails-open-when-combined-with-default-deny-policy/26855"
        },
        {
          "name": "GLSA-202208-09",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/202208-09"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-36213",
          "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": "HashiCorp Consul and Consul Enterprise 1.9.0 through 1.10.0 default deny policy with a single L7 application-aware intention deny action cancels out, causing the intention to incorrectly fail open, allowing L4 traffic. Fixed in 1.9.8 and 1.10.1."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.hashicorp.com/blog/category/consul",
              "refsource": "MISC",
              "url": "https://www.hashicorp.com/blog/category/consul"
            },
            {
              "name": "https://github.com/hashicorp/consul/releases/tag/v1.10.1",
              "refsource": "CONFIRM",
              "url": "https://github.com/hashicorp/consul/releases/tag/v1.10.1"
            },
            {
              "name": "https://discuss.hashicorp.com/t/hcsec-2021-16-consul-s-application-aware-intentions-deny-action-fails-open-when-combined-with-default-deny-policy/26855",
              "refsource": "CONFIRM",
              "url": "https://discuss.hashicorp.com/t/hcsec-2021-16-consul-s-application-aware-intentions-deny-action-fails-open-when-combined-with-default-deny-policy/26855"
            },
            {
              "name": "GLSA-202208-09",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/202208-09"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-36213",
    "datePublished": "2021-07-17T17:32:36",
    "dateReserved": "2021-07-07T00:00:00",
    "dateUpdated": "2024-08-04T00:54:50.693Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-36213\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2021-07-17T18:15:07.820\",\"lastModified\":\"2024-11-21T06:13:19.590\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"HashiCorp Consul and Consul Enterprise 1.9.0 through 1.10.0 default deny policy with a single L7 application-aware intention deny action cancels out, causing the intention to incorrectly fail open, allowing L4 traffic. Fixed in 1.9.8 and 1.10.1.\"},{\"lang\":\"es\",\"value\":\"La pol\u00edtica de denegaci\u00f3n por defecto de HashiCorp Consul y Consul Enterprise desde la versi\u00f3n 1.9.0 hasta la version 1.10.0 con una \u00fanica acci\u00f3n de denegaci\u00f3n de intenci\u00f3n consciente de la aplicaci\u00f3n L7 se anula, lo que provoca que la intenci\u00f3n falle incorrectamente al abrirse, permitiendo el tr\u00e1fico L4. Corregido en las versiones 1.9.8 y 1.10.1.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"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:P/A:N\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"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\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:*\",\"versionStartIncluding\":\"1.9.0\",\"versionEndExcluding\":\"1.9.8\",\"matchCriteriaId\":\"45B0891D-896C-46AA-AD6C-787318B837E3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"1.9.0\",\"versionEndExcluding\":\"1.9.8\",\"matchCriteriaId\":\"8F815B6E-D557-4A70-9928-E75EB12C880E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:*\",\"versionStartIncluding\":\"1.10.0\",\"versionEndExcluding\":\"1.10.1\",\"matchCriteriaId\":\"AFBB4342-D380-496A-B38E-7446BEE108D9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"1.10.0\",\"versionEndExcluding\":\"1.10.1\",\"matchCriteriaId\":\"3A7B9301-1B89-4C79-8E6C-4FD747822096\"}]}]}],\"references\":[{\"url\":\"https://discuss.hashicorp.com/t/hcsec-2021-16-consul-s-application-aware-intentions-deny-action-fails-open-when-combined-with-default-deny-policy/26855\",\"source\":\"cve@mitre.org\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://github.com/hashicorp/consul/releases/tag/v1.10.1\",\"source\":\"cve@mitre.org\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/202208-09\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.hashicorp.com/blog/category/consul\",\"source\":\"cve@mitre.org\",\"tags\":[\"Product\",\"Vendor Advisory\"]},{\"url\":\"https://discuss.hashicorp.com/t/hcsec-2021-16-consul-s-application-aware-intentions-deny-action-fails-open-when-combined-with-default-deny-policy/26855\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://github.com/hashicorp/consul/releases/tag/v1.10.1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/202208-09\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.hashicorp.com/blog/category/consul\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Product\",\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.