gsd-2023-6544
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
A flaw was found in the Keycloak package. This issue occurs due to a permissive regular expression hardcoded for filtering which allows hosts to register a dynamic client. A malicious user with enough information about the environment could jeopardize an environment with this specific Dynamic Client Registration and TrustedDomain configuration previously unauthorized.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2023-6544",
    "id": "GSD-2023-6544"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-6544"
      ],
      "details": "A flaw was found in the Keycloak package. This issue occurs due to a permissive regular expression hardcoded for filtering which allows hosts to register a dynamic client. A malicious user with enough information about the environment could jeopardize an environment with this specific Dynamic Client Registration and TrustedDomain configuration previously unauthorized.",
      "id": "GSD-2023-6544",
      "modified": "2023-12-13T01:20:32.820466Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
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        "ID": "CVE-2023-6544",
        "STATE": "PUBLIC"
      },
      "affects": {
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                  {
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                    "version": {
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                  },
                  {
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                  },
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            }
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        }
      },
      "credits": [
        {
          "lang": "en",
          "value": "Red Hat would like to thank Bastian Kanbach (Secure Systems DE [bastian.kanbach@securesystems.de]) for reporting this issue."
        }
      ],
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      "data_version": "4.0",
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            "value": "A flaw was found in the Keycloak package. This issue occurs due to a permissive regular expression hardcoded for filtering which allows hosts to register a dynamic client. A malicious user with enough information about the environment could jeopardize an environment with this specific Dynamic Client Registration and TrustedDomain configuration previously unauthorized."
          }
        ]
      },
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            "confidentialityImpact": "LOW",
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          {
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              {
                "cweId": "CWE-625",
                "lang": "eng",
                "value": "Permissive Regular Expression"
              }
            ]
          }
        ]
      },
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          {
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          },
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            "refsource": "MISC",
            "url": "https://access.redhat.com/security/cve/CVE-2023-6544"
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            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2253116"
          }
        ]
      },
      "work_around": [
        {
          "lang": "en",
          "value": "No mitigation is currently available for this flaw."
        }
      ]
    },
    "nvd.nist.gov": {
      "cve": {
        "descriptions": [
          {
            "lang": "en",
            "value": "A flaw was found in the Keycloak package. This issue occurs due to a permissive regular expression hardcoded for filtering which allows hosts to register a dynamic client. A malicious user with enough information about the environment could jeopardize an environment with this specific Dynamic Client Registration and TrustedDomain configuration previously unauthorized."
          }
        ],
        "id": "CVE-2023-6544",
        "lastModified": "2024-04-25T17:24:59.967",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 5.4,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "LOW",
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                "version": "3.1"
              },
              "exploitabilityScore": 2.8,
              "impactScore": 2.5,
              "source": "secalert@redhat.com",
              "type": "Secondary"
            }
          ]
        },
        "published": "2024-04-25T16:15:10.097",
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        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Awaiting Analysis",
        "weaknesses": [
          {
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              {
                "lang": "en",
                "value": "CWE-625"
              }
            ],
            "source": "secalert@redhat.com",
            "type": "Primary"
          }
        ]
      }
    }
  }
}


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