CVE-2021-22920

{"containers": {"cna": {"affected": [{"product": "Citrix ADC, Citrix Gateway", "vendor": "n/a", "versions": [{"status": "affected", "version": "Citrix ADC and Citrix Gateway 13.0-82.45 and later releases of 13.0"}, {"status": "affected", "version": "Citrix ADC and Citrix Gateway 12.1-62.27 and later releases of 12.1"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been discovered in Citrix ADC (formerly known as NetScaler ADC) and Citrix Gateway (formerly known as NetScaler Gateway), and Citrix SD-WAN WANOP Edition models 4000-WO, 4100-WO, 5000-WO, and 5100-WO. These vulnerabilities, if exploited, could lead to a phishing attack through a SAML authentication hijack to steal a valid user session."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-284", "description": "Improper Access Control - Generic (CWE-284)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-08-05T20:16:49.000Z", "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://support.citrix.com/article/CTX319135"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "support@hackerone.com", "ID": "CVE-2021-22920", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Citrix ADC, Citrix Gateway", "version": {"version_data": [{"version_value": "Citrix ADC and Citrix Gateway 13.0-82.45 and later releases of 13.0"}, {"version_value": "Citrix ADC and Citrix Gateway 12.1-62.27 and later releases of 12.1"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability has been discovered in Citrix ADC (formerly known as NetScaler ADC) and Citrix Gateway (formerly known as NetScaler Gateway), and Citrix SD-WAN WANOP Edition models 4000-WO, 4100-WO, 5000-WO, and 5100-WO. These vulnerabilities, if exploited, could lead to a phishing attack through a SAML authentication hijack to steal a valid user session."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper Access Control - Generic (CWE-284)"}]}]}, "references": {"reference_data": [{"name": "https://support.citrix.com/article/CTX319135", "refsource": "MISC", "url": "https://support.citrix.com/article/CTX319135"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:58:25.644Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.citrix.com/article/CTX319135"}]}]}, "cveMetadata": {"assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "assignerShortName": "hackerone", "cveId": "CVE-2021-22920", "datePublished": "2021-08-05T20:16:49.000Z", "dateReserved": "2021-01-06T00:00:00.000Z", "dateUpdated": "2024-08-03T18:58:25.644Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Citrix ADC, Citrix Gateway", "vendor": "n/a", "versions": [{"status": "affected", "version": "Citrix ADC and Citrix Gateway 13.0-82.45 and later releases of 13.0"}, {"status": "affected", "version": "Citrix ADC and Citrix Gateway 12.1-62.27 and later releases of 12.1"}]}], "source": "support@hackerone.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:citrix:application_delivery_management:12.1-62.25:*:*:*:*:*:*:*", "matchCriteriaId": "DE311F5F-CD6A-4539-9941-B7F301BD29C3", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:application_delivery_management:13.0-82.42:*:*:*:*:*:*:*", "matchCriteriaId": "ECDB150A-DC10-4C05-A75A-5EA94E3AE84D", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:gateway:12.1-62.25:*:*:*:*:*:*:*", "matchCriteriaId": "20180A94-DDD7-4EC0-9636-158B935B0938", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:gateway:13.0-82.42:*:*:*:*:*:*:*", "matchCriteriaId": "3FF01A30-0E92-43CD-B1BE-B2051EF7B0A6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability has been discovered in Citrix ADC (formerly known as NetScaler ADC) and Citrix Gateway (formerly known as NetScaler Gateway), and Citrix SD-WAN WANOP Edition models 4000-WO, 4100-WO, 5000-WO, and 5100-WO. These vulnerabilities, if exploited, could lead to a phishing attack through a SAML authentication hijack to steal a valid user session."}, {"lang": "es", "value": "Se ha detectado una vulnerabilidad en Citrix ADC (antes conocido como NetScaler ADC) y Citrix Gateway (antes conocido como NetScaler Gateway), y en los modelos 4000-WO, 4100-WO, 5000-WO y 5100-WO de Citrix SD-WAN WANOP Edition. Estas vulnerabilidades, si son explotadas, podr\u00edan conllevar a un ataque de phishing mediante un secuestro de autenticaci\u00f3n SAML para robar una sesi\u00f3n de usuario v\u00e1lida"}], "id": "CVE-2021-22920", "lastModified": "2026-06-17T03:38:01.577", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-05T21:15:11.083", "references": [{"source": "support@hackerone.com", "tags": ["Vendor Advisory"], "url": "https://support.citrix.com/article/CTX319135"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.citrix.com/article/CTX319135"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "support@hackerone.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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