{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "BigBlueButton Greenlight before 2.5.6 allows HTTP header (Host and Origin) attacks, which can result in Account Takeover if a victim follows a spoofed password-reset link."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-09-30T15:28:54", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.sakshamanand.com/host-header-injection-bigbluebutton/"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/bigbluebutton/greenlight/releases/tag/release-2.5.6"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/bigbluebutton/greenlight/pull/1543"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-26163", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "BigBlueButton Greenlight before 2.5.6 allows HTTP header (Host and Origin) attacks, which can result in Account Takeover if a victim follows a spoofed password-reset link."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://www.sakshamanand.com/host-header-injection-bigbluebutton/", "refsource": "MISC", "url": "https://www.sakshamanand.com/host-header-injection-bigbluebutton/"}, {"name": "https://github.com/bigbluebutton/greenlight/releases/tag/release-2.5.6", "refsource": "MISC", "url": "https://github.com/bigbluebutton/greenlight/releases/tag/release-2.5.6"}, {"name": "https://github.com/bigbluebutton/greenlight/pull/1543", "refsource": "MISC", "url": "https://github.com/bigbluebutton/greenlight/pull/1543"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T15:49:07.140Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.sakshamanand.com/host-header-injection-bigbluebutton/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/bigbluebutton/greenlight/releases/tag/release-2.5.6"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/bigbluebutton/greenlight/pull/1543"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-26163", "datePublished": "2020-09-30T15:28:54", "dateReserved": "2020-09-30T00:00:00", "dateUpdated": "2024-08-04T15:49:07.140Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:bigbluebutton:greenlight:*:*:*:*:*:*:*:*", "matchCriteriaId": "B94626D5-36E8-449C-A510-1DD76716143B", "versionEndExcluding": "2.5.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "BigBlueButton Greenlight before 2.5.6 allows HTTP header (Host and Origin) attacks, which can result in Account Takeover if a victim follows a spoofed password-reset link."}, {"lang": "es", "value": "BigBlueButton Greenlight versiones anteriores a 2.5.6, permite ataques de encabezado HTTP (Host y Origen), lo que puede resultar en una Toma de Control de la Cuenta si una v\u00edctima sigue un enlace de restablecimiento de contrase\u00f1a falsificado"}], "id": "CVE-2020-26163", "lastModified": "2020-10-15T16:30:15.800", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-09-30T18:15:27.477", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/bigbluebutton/greenlight/pull/1543"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/bigbluebutton/greenlight/releases/tag/release-2.5.6"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.sakshamanand.com/host-header-injection-bigbluebutton/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}