CVE-2020-36382

{"containers": {"cna": {"affected": [{"product": "OpenVPN Access Server", "vendor": "n/a", "versions": [{"status": "affected", "version": "2.7.3 to 2.8.7"}]}], "descriptions": [{"lang": "en", "value": "OpenVPN Access Server 2.7.3 to 2.8.7 allows remote attackers to trigger an assert during the user authentication phase via incorrect authentication token data in an early phase of the user authentication resulting in a denial of service."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-754", "description": "CWE-754: Improper Check for Unusual or Exceptional Conditions", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-06-04T10:47:15.000Z", "orgId": "36a55730-e66d-4d39-8ca6-3c3b3017965e", "shortName": "OpenVPN"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://openvpn.net/vpn-server-resources/release-notes/"}, {"tags": ["x_refsource_MISC"], "url": "https://openvpn.net/security-advisory/access-server-security-update-cve-2020-15077-cve-2020-36382/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@openvpn.net", "ID": "CVE-2020-36382", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "OpenVPN Access Server", "version": {"version_data": [{"version_value": "2.7.3 to 2.8.7"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "OpenVPN Access Server 2.7.3 to 2.8.7 allows remote attackers to trigger an assert during the user authentication phase via incorrect authentication token data in an early phase of the user authentication resulting in a denial of service."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-754: Improper Check for Unusual or Exceptional Conditions"}]}]}, "references": {"reference_data": [{"name": "https://openvpn.net/vpn-server-resources/release-notes/", "refsource": "MISC", "url": "https://openvpn.net/vpn-server-resources/release-notes/"}, {"name": "https://openvpn.net/security-advisory/access-server-security-update-cve-2020-15077-cve-2020-36382/", "refsource": "MISC", "url": "https://openvpn.net/security-advisory/access-server-security-update-cve-2020-15077-cve-2020-36382/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T17:23:10.453Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://openvpn.net/vpn-server-resources/release-notes/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://openvpn.net/security-advisory/access-server-security-update-cve-2020-15077-cve-2020-36382/"}]}]}, "cveMetadata": {"assignerOrgId": "36a55730-e66d-4d39-8ca6-3c3b3017965e", "assignerShortName": "OpenVPN", "cveId": "CVE-2020-36382", "datePublished": "2021-06-04T10:47:15.000Z", "dateReserved": "2021-05-31T00:00:00.000Z", "dateUpdated": "2024-08-04T17:23:10.453Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "OpenVPN Access Server", "vendor": "n/a", "versions": [{"status": "affected", "version": "2.7.3 to 2.8.7"}]}], "source": "security@openvpn.net"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:openvpn:openvpn_access_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "5CCB7D6A-6B44-48D0-B392-56292BA7D35C", "versionEndIncluding": "2.8.7", "versionStartIncluding": "2.7.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "OpenVPN Access Server 2.7.3 to 2.8.7 allows remote attackers to trigger an assert during the user authentication phase via incorrect authentication token data in an early phase of the user authentication resulting in a denial of service."}, {"lang": "es", "value": "OpenVPN Access Server versiones 2.7.3 a 2.8.7, permite a atacantes remotos desencadenar una aserci\u00f3n durante la fase de autenticaci\u00f3n del usuario por medio de datos de token de autenticaci\u00f3n incorrectos en una fase temprana de la autenticaci\u00f3n del usuario, resultando en una denegaci\u00f3n de servicio"}], "id": "CVE-2020-36382", "lastModified": "2026-06-17T03:15:22.547", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "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": "2021-06-04T11:15:07.790", "references": [{"source": "security@openvpn.net", "tags": ["Vendor Advisory"], "url": "https://openvpn.net/security-advisory/access-server-security-update-cve-2020-15077-cve-2020-36382/"}, {"source": "security@openvpn.net", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://openvpn.net/vpn-server-resources/release-notes/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://openvpn.net/security-advisory/access-server-security-update-cve-2020-15077-cve-2020-36382/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://openvpn.net/vpn-server-resources/release-notes/"}], "sourceIdentifier": "security@openvpn.net", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-754"}], "source": "security@openvpn.net", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-617"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}