cve-2023-6841
Vulnerability from cvelistv5
Published
2024-09-10 16:15
Modified
2024-12-31 03:08
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
A denial of service vulnerability was found in keycloak where the amount of attributes per object is not limited,an attacker by sending repeated HTTP requests could cause a resource exhaustion when the application send back rows with long attribute values.
References
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2023-6841Vendor Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2254714Issue Tracking, Vendor Advisory
Impacted products
Vendor Product Version
Red Hat Red Hat build of Quarkus     cpe:/a:redhat:openshift_application_runtimes:1.0
Red Hat Red Hat Fuse 7     cpe:/a:redhat:jboss_fuse:7
Red Hat Red Hat Mobile Application Platform 4     cpe:/a:redhat:mobile_application_platform:4
Red Hat Red Hat OpenShift Application Runtimes     cpe:/a:redhat:openshift_application_runtimes:1.0
Red Hat Red Hat Process Automation 7     cpe:/a:redhat:jboss_enterprise_bpms_platform:7
Red Hat Red Hat Single Sign-On 7     cpe:/a:redhat:red_hat_single_sign_on:7
Red Hat Red Hat support for Spring Boot     cpe:/a:redhat:openshift_application_runtimes:1.0
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-6841",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-01T20:20:35.831984Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-01T20:20:45.372Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://github.com/keycloak/keycloak",
          "defaultStatus": "unaffected",
          "packageName": "keycloak",
          "versions": [
            {
              "lessThan": "24.0.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift_application_runtimes:1.0"
          ],
          "defaultStatus": "unaffected",
          "packageName": "keycloak",
          "product": "Red Hat build of Quarkus",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:jboss_fuse:7"
          ],
          "defaultStatus": "unaffected",
          "packageName": "keycloak",
          "product": "Red Hat Fuse 7",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:mobile_application_platform:4"
          ],
          "defaultStatus": "unaffected",
          "packageName": "keycloak",
          "product": "Red Hat Mobile Application Platform 4",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift_application_runtimes:1.0"
          ],
          "defaultStatus": "unaffected",
          "packageName": "keycloak",
          "product": "Red Hat OpenShift Application Runtimes",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:jboss_enterprise_bpms_platform:7"
          ],
          "defaultStatus": "unaffected",
          "packageName": "keycloak",
          "product": "Red Hat Process Automation 7",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:red_hat_single_sign_on:7"
          ],
          "defaultStatus": "affected",
          "packageName": "keycloak",
          "product": "Red Hat Single Sign-On 7",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift_application_runtimes:1.0"
          ],
          "defaultStatus": "unaffected",
          "packageName": "keycloak",
          "product": "Red Hat support for Spring Boot",
          "vendor": "Red Hat"
        }
      ],
      "datePublic": "2024-09-10T15:45:00+00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "A denial of service vulnerability was found in keycloak where the amount of attributes per object is not limited,an attacker by sending repeated HTTP requests could cause a resource exhaustion when the application send back rows with long attribute values."
        }
      ],
      "metrics": [
        {
          "other": {
            "content": {
              "namespace": "https://access.redhat.com/security/updates/classification/",
              "value": "Moderate"
            },
            "type": "Red Hat severity rating"
          }
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-231",
              "description": "Improper Handling of Extra Values",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-12-31T03:08:26.458Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "vdb-entry",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/security/cve/CVE-2023-6841"
        },
        {
          "name": "RHBZ#2254714",
          "tags": [
            "issue-tracking",
            "x_refsource_REDHAT"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2254714"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2023-12-15T00:00:00+00:00",
          "value": "Reported to Red Hat."
        },
        {
          "lang": "en",
          "time": "2024-09-10T15:45:00+00:00",
          "value": "Made public."
        }
      ],
      "title": "Keycloak: amount of attributes per object is not limited and it may lead to dos",
      "workarounds": [
        {
          "lang": "en",
          "value": "This CVE is mitigated by the \u0027User Profile\u0027 functionality, which was introduced in Keycloak 24. This feature introduces additional validation which prevents this vulnerability from being exploited."
        }
      ],
      "x_redhatCweChain": "CWE-231: Improper Handling of Extra Values"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2023-6841",
    "datePublished": "2024-09-10T16:15:32.639Z",
    "dateReserved": "2023-12-15T12:33:39.292Z",
    "dateUpdated": "2024-12-31T03:08:26.458Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:redhat:keycloak:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"6E0DE4E1-5D8D-40F3-8AC8-C7F736966158\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"9EFEC7CA-8DDA-48A6-A7B6-1F1D14792890\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"A denial of service vulnerability was found in keycloak where the amount of attributes per object is not limited,an attacker by sending repeated HTTP requests could cause a resource exhaustion when the application send back rows with long attribute values.\"}, {\"lang\": \"es\", \"value\": \"Se encontr\\u00f3 una vulnerabilidad de denegaci\\u00f3n de servicio en keycloak, donde la cantidad de atributos por objeto no est\\u00e1 limitada; un atacante al enviar solicitudes HTTP repetidas podr\\u00eda causar un agotamiento de recursos cuando la aplicaci\\u00f3n env\\u00eda filas con valores de atributos largos.\"}]",
      "id": "CVE-2023-6841",
      "lastModified": "2024-10-01T14:15:05.207",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"secalert@redhat.com\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/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}, {\"source\": \"nvd@nist.gov\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/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}]}",
      "published": "2024-09-10T17:15:15.170",
      "references": "[{\"url\": \"https://access.redhat.com/security/cve/CVE-2023-6841\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2254714\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Issue Tracking\", \"Vendor Advisory\"]}]",
      "sourceIdentifier": "secalert@redhat.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"secalert@redhat.com\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-231\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"NVD-CWE-noinfo\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-6841\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2024-09-10T17:15:15.170\",\"lastModified\":\"2024-10-01T14:15:05.207\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A denial of service vulnerability was found in keycloak where the amount of attributes per object is not limited,an attacker by sending repeated HTTP requests could cause a resource exhaustion when the application send back rows with long attribute values.\"},{\"lang\":\"es\",\"value\":\"Se encontr\u00f3 una vulnerabilidad de denegaci\u00f3n de servicio en keycloak, donde la cantidad de atributos por objeto no est\u00e1 limitada; un atacante al enviar solicitudes HTTP repetidas podr\u00eda causar un agotamiento de recursos cuando la aplicaci\u00f3n env\u00eda filas con valores de atributos largos.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/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},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/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}]},\"weaknesses\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-231\"}]},{\"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:redhat:keycloak:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6E0DE4E1-5D8D-40F3-8AC8-C7F736966158\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9EFEC7CA-8DDA-48A6-A7B6-1F1D14792890\"}]}]}],\"references\":[{\"url\":\"https://access.redhat.com/security/cve/CVE-2023-6841\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2254714\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\",\"Vendor Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2023-6841\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-10-01T20:20:35.831984Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-09-10T18:56:08.476Z\"}}], \"cna\": {\"title\": \"Keycloak: amount of attributes per object is not limited and it may lead to dos\", \"metrics\": [{\"other\": {\"type\": \"Red Hat severity rating\", \"content\": {\"value\": \"Moderate\", \"namespace\": \"https://access.redhat.com/security/updates/classification/\"}}}, {\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}}], \"affected\": [{\"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"24.0.0\", \"versionType\": \"semver\"}], \"packageName\": \"keycloak\", \"collectionURL\": \"https://github.com/keycloak/keycloak\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift_application_runtimes:1.0\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat build of Quarkus\", \"packageName\": \"keycloak\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:jboss_fuse:7\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Fuse 7\", \"packageName\": \"keycloak\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:mobile_application_platform:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Mobile Application Platform 4\", \"packageName\": \"keycloak\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift_application_runtimes:1.0\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Application Runtimes\", \"packageName\": \"keycloak\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:jboss_enterprise_bpms_platform:7\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Process Automation 7\", \"packageName\": \"keycloak\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:red_hat_single_sign_on:7\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Single Sign-On 7\", \"packageName\": \"keycloak\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift_application_runtimes:1.0\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat support for Spring Boot\", \"packageName\": \"keycloak\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2023-12-15T00:00:00+00:00\", \"value\": \"Reported to Red Hat.\"}, {\"lang\": \"en\", \"time\": \"2024-09-10T15:45:00+00:00\", \"value\": \"Made public.\"}], \"datePublic\": \"2024-09-10T15:45:00+00:00\", \"references\": [{\"url\": \"https://access.redhat.com/security/cve/CVE-2023-6841\", \"tags\": [\"vdb-entry\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2254714\", \"name\": \"RHBZ#2254714\", \"tags\": [\"issue-tracking\", \"x_refsource_REDHAT\"]}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"This CVE is mitigated by the \u0027User Profile\u0027 functionality, which was introduced in Keycloak 24. This feature introduces additional validation which prevents this vulnerability from being exploited.\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A denial of service vulnerability was found in keycloak where the amount of attributes per object is not limited,an attacker by sending repeated HTTP requests could cause a resource exhaustion when the application send back rows with long attribute values.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-231\", \"description\": \"Improper Handling of Extra Values\"}]}], \"providerMetadata\": {\"orgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"shortName\": \"redhat\", \"dateUpdated\": \"2024-12-31T03:08:26.458Z\"}, \"x_redhatCweChain\": \"CWE-231: Improper Handling of Extra Values\"}}",
      "cveMetadata": "{\"cveId\": \"CVE-2023-6841\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2024-12-31T03:08:26.458Z\", \"dateReserved\": \"2023-12-15T12:33:39.292Z\", \"assignerOrgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"datePublished\": \"2024-09-10T16:15:32.639Z\", \"assignerShortName\": \"redhat\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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.