gsd-2021-20202
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A flaw was found in keycloak. Directories can be created prior to the Java process creating them in the temporary directory, but with wider user permissions, allowing the attacker to have access to the contents that keycloak stores in this directory. The highest threat from this vulnerability is to data confidentiality and integrity.
Aliases
Aliases
CVE-2021-20202


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-20202",
    "description": "A flaw was found in keycloak. Directories can be created prior to the Java process creating them in the temporary directory, but with wider user permissions, allowing the attacker to have access to the contents that keycloak stores in this directory. The highest threat from this vulnerability is to data confidentiality and integrity.",
    "id": "GSD-2021-20202",
    "references": [
      "https://security.archlinux.org/CVE-2021-20202"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-20202"
      ],
      "details": "A flaw was found in keycloak. Directories can be created prior to the Java process creating them in the temporary directory, but with wider user permissions, allowing the attacker to have access to the contents that keycloak stores in this directory. The highest threat from this vulnerability is to data confidentiality and integrity.",
      "id": "GSD-2021-20202",
      "modified": "2023-12-13T01:23:12.035218Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
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        "ID": "CVE-2021-20202",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "keycloak",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "keycloak 13.0.0"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
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          }
        ]
      },
      "problemtype": {
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                "value": "CWE-377"
              }
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          }
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      },
      "references": {
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          }
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    },
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          "cvss_v2": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
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          ],
          "date": "2021-05-17",
          "description": "A flaw was found in keycloak. Directories can be created prior to the Java process creating them in the temporary directory, but with wider user permissions, allowing the attacker to have access to the contents that keycloak stores in this directory. The highest threat from this vulnerability is to data confidentiality and integrity.",
          "fixed_versions": [
            "13.0.0"
          ],
          "identifier": "CVE-2021-20202",
          "identifiers": [
            "CVE-2021-20202"
          ],
          "not_impacted": "All versions starting from 13.0.0",
          "package_slug": "maven/org.keycloak/keycloak-core",
          "pubdate": "2021-05-12",
          "solution": "Upgrade to version 13.0.0 or above.",
          "title": "Insecure Temporary File",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-20202",
            "https://bugzilla.redhat.com/show_bug.cgi?id=1922128"
          ],
          "uuid": "8619573a-900d-4605-8f53-ab49409377ed"
        },
        {
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          "date": "2021-05-17",
          "description": "A flaw was found in keycloak. Directories can be created prior to the Java process creating them in the temporary directory, but with wider user permissions, allowing the attacker to have access to the contents that keycloak stores in this directory. The highest threat from this vulnerability is to data confidentiality and integrity.",
          "fixed_versions": [
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          ],
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          ],
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          "package_slug": "maven/org.keycloak/keycloak-services",
          "pubdate": "2021-05-12",
          "solution": "Upgrade to version 13.0.0 or above.",
          "title": "Insecure Temporary File",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-20202",
            "https://bugzilla.redhat.com/show_bug.cgi?id=1922128"
          ],
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        },
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          "fixed_versions": [
            "13.0.0"
          ],
          "identifier": "CVE-2021-20202",
          "identifiers": [
            "CVE-2021-20202"
          ],
          "not_impacted": "All versions starting from 13.0.0",
          "package_slug": "maven/org.keycloak/keycloak-wildfly-server-subsystem",
          "pubdate": "2021-05-12",
          "solution": "Upgrade to version 13.0.0 or above.",
          "title": "Insecure Temporary File",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-20202",
            "https://bugzilla.redhat.com/show_bug.cgi?id=1922128"
          ],
          "uuid": "b8e40cd5-9796-4a2e-b7d7-a87cf240f1cf"
        },
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          "date": "2021-05-17",
          "description": "A flaw was found in keycloak. Directories can be created prior to the Java process creating them in the temporary directory, but with wider user permissions, allowing the attacker to have access to the contents that keycloak stores in this directory. The highest threat from this vulnerability is to data confidentiality and integrity.",
          "fixed_versions": [
            "13.0.0"
          ],
          "identifier": "CVE-2021-20202",
          "identifiers": [
            "CVE-2021-20202"
          ],
          "not_impacted": "All versions starting from 13.0.0",
          "package_slug": "npm/keycloak-connect",
          "pubdate": "2021-05-12",
          "solution": "Upgrade to version 13.0.0 or above.",
          "title": "Insecure Temporary File",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-20202",
            "https://bugzilla.redhat.com/show_bug.cgi?id=1922128"
          ],
          "uuid": "37289097-856f-484d-8b76-7b4c42b9631c"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
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        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "13.0.0",
                "vulnerable": true
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          "ID": "CVE-2021-20202"
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            }
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.6,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.5
        }
      },
      "lastModifiedDate": "2021-05-17T16:42Z",
      "publishedDate": "2021-05-12T15:15Z"
    }
  }
}


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