{"containers": {"cna": {"affected": [{"product": "Citrix ADC, Citrix Gateway", "vendor": "n/a", "versions": [{"status": "affected", "version": "Citrix ADC 111.1, 2.1, 13.0,13.1"}]}], "descriptions": [{"lang": "en", "value": "A unauthenticated denial of service vulnerability exists in Citrix ADC <13.0-83.27, <12.1-63.22 and 11.1-65.23 when configured as a VPN (Gateway) or AAA virtual server could allow an attacker to cause a temporary disruption of the Management GUI, Nitro API, and RPC communication."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-400", "description": "Denial of Service (CWE-400)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-12-07T13:12:33.000Z", "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://support.citrix.com/article/CTX330728"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "support@hackerone.com", "ID": "CVE-2021-22955", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Citrix ADC, Citrix Gateway", "version": {"version_data": [{"version_value": "Citrix ADC 111.1, 2.1, 13.0,13.1"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A unauthenticated denial of service vulnerability exists in Citrix ADC <13.0-83.27, <12.1-63.22 and 11.1-65.23 when configured as a VPN (Gateway) or AAA virtual server could allow an attacker to cause a temporary disruption of the Management GUI, Nitro API, and RPC communication."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Denial of Service (CWE-400)"}]}]}, "references": {"reference_data": [{"name": "https://support.citrix.com/article/CTX330728", "refsource": "MISC", "url": "https://support.citrix.com/article/CTX330728"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:58:25.965Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.citrix.com/article/CTX330728"}]}]}, "cveMetadata": {"assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "assignerShortName": "hackerone", "cveId": "CVE-2021-22955", "datePublished": "2021-12-07T13:12:33.000Z", "dateReserved": "2021-01-06T00:00:00.000Z", "dateUpdated": "2024-08-03T18:58:25.965Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "609476CC-EB28-4FC2-8035-1C8A0F6F5573", "versionEndIncluding": "11.1-65.23", "vulnerable": true}, {"criteria": "cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "C076C750-AC7C-48DD-86B2-EB69FA14467F", "versionEndExcluding": "12.1-63.22", "versionStartIncluding": "12.1", "vulnerable": true}, {"criteria": "cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "C2F3ACE6-B0F6-4E27-9DD8-EFEC98A7ACB4", "versionEndExcluding": "13.0-83.27", "versionStartIncluding": "13.0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:citrix:application_delivery_controller:-:*:*:*:*:*:*:*", "matchCriteriaId": "80E69E10-6F40-4FE4-9D84-F6C25EAB79D8", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:*", "matchCriteriaId": "7C7C2760-C923-4D70-B9BA-9905CBD7A72C", "versionEndExcluding": "11.1-65.23", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:*", "matchCriteriaId": "FEC9E148-82D8-4032-9E30-3A40362FEF29", "versionEndExcluding": "12.1-63.22", "versionStartIncluding": "12.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:*", "matchCriteriaId": "0FA42F00-61CF-44DB-9C16-C3EDD3960548", "versionEndExcluding": "13.0-83.27", "versionStartIncluding": "13.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A unauthenticated denial of service vulnerability exists in Citrix ADC <13.0-83.27, <12.1-63.22 and 11.1-65.23 when configured as a VPN (Gateway) or AAA virtual server could allow an attacker to cause a temporary disruption of the Management GUI, Nitro API, and RPC communication."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de denegaci\u00f3n de servicio no autenticada en Citrix ADC versiones anteriores a 13.0-83.27, versiones anteriores a 12.1-63.22 y 11.1-65.23 que, cuando es configurado como servidor virtual VPN (Gateway) o AAA, podr\u00eda permitir a un atacante causar una interrupci\u00f3n temporal de la GUI de administraci\u00f3n, la API Nitro y la comunicaci\u00f3n RPC"}], "id": "CVE-2021-22955", "lastModified": "2024-11-21T05:51:00.833", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-12-07T14:15:08.890", "references": [{"source": "support@hackerone.com", "tags": ["Vendor Advisory"], "url": "https://support.citrix.com/article/CTX330728"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.citrix.com/article/CTX330728"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "support@hackerone.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}