gsd-2023-20246
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
Multiple Cisco products are affected by a vulnerability in Snort access control policies that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. This vulnerability is due to a logic error that occurs when the access control policies are being populated. An attacker could exploit this vulnerability by establishing a connection to an affected device. A successful exploit could allow the attacker to bypass configured access control rules on the affected system.
Aliases
Aliases
CVE-2023-20246


To clipboard 

{
  "GSD": {
    "alias": "CVE-2023-20246",
    "id": "GSD-2023-20246"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-20246"
      ],
      "details": "Multiple Cisco products are affected by a vulnerability in Snort access control policies that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. This vulnerability is due to a logic error that occurs when the access control policies are being populated. An attacker could exploit this vulnerability by establishing a connection to an affected device. A successful exploit could allow the attacker to bypass configured access control rules on the affected system.",
      "id": "GSD-2023-20246",
      "modified": "2023-12-13T01:20:27.803213Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "psirt@cisco.com",
        "ID": "CVE-2023-20246",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Cisco Firepower Threat Defense Software",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "7.0.0"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.0.0.1"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.0.1"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.0.1.1"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.0.2"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.0.2.1"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.0.3"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.0.4"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.0.5"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.1.0"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.1.0.1"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.1.0.2"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.1.0.3"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.2.0"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.2.0.1"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.2.1"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.2.2"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.2.3"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.3.0"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.3.1"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "7.3.1.1"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Cisco Umbrella Insights Virtual Appliance",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "N/A"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Cisco"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "Multiple Cisco products are affected by a vulnerability in Snort access control policies that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. \r\n\r This vulnerability is due to a logic error that occurs when the access control policies are being populated. An attacker could exploit this vulnerability by establishing a connection to an affected device. A successful exploit could allow the attacker to bypass configured access control rules on the affected system."
          }
        ]
      },
      "exploit": [
        {
          "lang": "en",
          "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
        }
      ],
      "impact": {
        "cvss": [
          {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N",
            "version": "3.1"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "cweId": "CWE-290",
                "lang": "eng",
                "value": "Authentication Bypass by Spoofing"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-snort3acp-bypass-3bdR2BEh",
            "refsource": "MISC",
            "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-snort3acp-bypass-3bdR2BEh"
          }
        ]
      },
      "source": {
        "advisory": "cisco-sa-ftd-snort3acp-bypass-3bdR2BEh",
        "defects": [
          "CSCwe15280",
          "CSCwe83859"
        ],
        "discovery": "INTERNAL"
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "F696F350-A488-452D-8644-89A10F66B118",
                    "versionEndExcluding": "3.1.57.0",
                    "versionStartIncluding": "3.0.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "D9BB9DB5-5C7E-4546-9C2C-FD292EC18407",
                    "versionEndIncluding": "7.3.1.1",
                    "versionStartIncluding": "7.0.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "9CB7906F-3AF4-4A2A-B614-92DD4B236335",
                    "versionEndExcluding": "17.12.2",
                    "versionStartIncluding": "17.12",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "Multiple Cisco products are affected by a vulnerability in Snort access control policies that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. \r\n\r This vulnerability is due to a logic error that occurs when the access control policies are being populated. An attacker could exploit this vulnerability by establishing a connection to an affected device. A successful exploit could allow the attacker to bypass configured access control rules on the affected system."
          },
          {
            "lang": "es",
            "value": "Varios productos de Cisco se ven afectados por una vulnerabilidad en las pol\u00edticas de control de acceso de Snort que podr\u00eda permitir que un atacante remoto no autenticado eluda las pol\u00edticas configuradas en un sistema afectado. Esta vulnerabilidad se debe a un error l\u00f3gico que ocurre cuando se completan las pol\u00edticas de control de acceso. Un atacante podr\u00eda aprovechar esta vulnerabilidad estableciendo una conexi\u00f3n con un dispositivo afectado. Un exploit exitoso podr\u00eda permitir al atacante omitir las reglas de control de acceso configuradas en el sistema afectado."
          }
        ],
        "id": "CVE-2023-20246",
        "lastModified": "2024-02-06T21:15:08.530",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 5.3,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "LOW",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 1.4,
              "source": "nvd@nist.gov",
              "type": "Primary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 5.8,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "LOW",
                "privilegesRequired": "NONE",
                "scope": "CHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 1.4,
              "source": "ykramarz@cisco.com",
              "type": "Secondary"
            }
          ]
        },
        "published": "2023-11-01T18:15:09.583",
        "references": [
          {
            "source": "ykramarz@cisco.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-snort3acp-bypass-3bdR2BEh"
          }
        ],
        "sourceIdentifier": "ykramarz@cisco.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "NVD-CWE-noinfo"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-290"
              }
            ],
            "source": "ykramarz@cisco.com",
            "type": "Secondary"
          }
        ]
      }
    }
  }
}


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