CVE-2021-39206

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Removing any such policies should provide mitigation."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-863", "description": "CWE-863: Incorrect Authorization", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-09-09T22:10:15.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-r222-74fw-jqr9"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-6g4j-5vrw-2m8h"}, {"tags": ["x_refsource_MISC"], "url": "https://groups.google.com/g/envoy-announce/c/5xBpsEZZDfE/m/wD05NZBbAgAJ"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/pomerium/pomerium/security/advisories/GHSA-cfc2-wjcm-c8fm"}], "source": {"advisory": "GHSA-cfc2-wjcm-c8fm", "discovery": "UNKNOWN"}, "title": "Incorrect Authorization with specially crafted requests", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-39206", "STATE": "PUBLIC", "TITLE": "Incorrect Authorization with specially crafted requests"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "pomerium", "version": {"version_data": [{"version_value": ">= 0.11.0, < 0.14.8"}, {"version_value": ">= 0.15.0, < 0.15.1"}]}}]}, "vendor_name": "pomerium"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Pomerium is an open source identity-aware access proxy. 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Removing any such policies should provide mitigation."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-863: Incorrect Authorization"}]}]}, "references": {"reference_data": [{"name": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-r222-74fw-jqr9", "refsource": "MISC", "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-r222-74fw-jqr9"}, {"name": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-6g4j-5vrw-2m8h", "refsource": "MISC", "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-6g4j-5vrw-2m8h"}, {"name": "https://groups.google.com/g/envoy-announce/c/5xBpsEZZDfE/m/wD05NZBbAgAJ", "refsource": "MISC", "url": "https://groups.google.com/g/envoy-announce/c/5xBpsEZZDfE/m/wD05NZBbAgAJ"}, {"name": "https://github.com/pomerium/pomerium/security/advisories/GHSA-cfc2-wjcm-c8fm", "refsource": "CONFIRM", "url": "https://github.com/pomerium/pomerium/security/advisories/GHSA-cfc2-wjcm-c8fm"}]}, "source": {"advisory": "GHSA-cfc2-wjcm-c8fm", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:58:18.262Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-r222-74fw-jqr9"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-6g4j-5vrw-2m8h"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://groups.google.com/g/envoy-announce/c/5xBpsEZZDfE/m/wD05NZBbAgAJ"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/pomerium/pomerium/security/advisories/GHSA-cfc2-wjcm-c8fm"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-39206", "datePublished": "2021-09-09T22:10:15.000Z", "dateReserved": "2021-08-16T00:00:00.000Z", "dateUpdated": "2024-08-04T01:58:18.262Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "pomerium", "vendor": "pomerium", "versions": [{"status": "affected", "version": ">= 0.11.0, < 0.14.8"}, {"status": "affected", "version": ">= 0.15.0, < 0.15.1"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*", "matchCriteriaId": "ED2DB212-9E55-4DFB-A81F-9478DCCF5FBF", "versionEndExcluding": "1.16.5", "vulnerable": true}, {"criteria": "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*", "matchCriteriaId": "83547329-1394-417F-93DB-70C1A9D173B0", "versionEndExcluding": "1.17.4", "versionStartIncluding": "1.17.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*", "matchCriteriaId": "D7376E28-9915-4CA1-A5DB-40874D10E781", "versionEndExcluding": "1.18.4", "versionStartIncluding": "1.18.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:envoyproxy:envoy:1.19.0:*:*:*:*:*:*:*", "matchCriteriaId": "1968AA35-60E2-4A00-84A0-617738B55D33", "vulnerable": true}, {"criteria": "cpe:2.3:a:pomerium:pomerium:*:*:*:*:*:*:*:*", "matchCriteriaId": "5CED9F4D-17B6-48C2-87F5-CAAF4CA492A8", "versionEndExcluding": "0.14.8", "versionStartIncluding": "0.11.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:pomerium:pomerium:0.15.0:*:*:*:*:*:*:*", "matchCriteriaId": "B0082414-BE21-4DDC-8B84-5DC9F9BAE8E3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Pomerium is an open source identity-aware access proxy. Envoy, which Pomerium is based on, contains two authorization related vulnerabilities CVE-2021-32777 and CVE-2021-32779. This may lead to incorrect routing or authorization policy decisions. With specially crafted requests, incorrect authorization or routing decisions may be made by Pomerium. Pomerium v0.14.8 and v0.15.1 contain an upgraded envoy binary with these vulnerabilities patched. This issue can only be triggered when using path prefix based policy. Removing any such policies should provide mitigation."}, {"lang": "es", "value": "Pomerium es un proxy de acceso de c\u00f3digo abierto consciente de la identidad. Envoy, en el que se basa Pomerium, contiene dos vulnerabilidades relacionadas con la autorizaci\u00f3n CVE-2021-32777 y CVE-2021-32779. Esto puede conllevar a decisiones incorrectas de enrutamiento o de pol\u00edtica de autorizaci\u00f3n. Con peticiones especialmente dise\u00f1adas, Pomerium puede tomar decisiones incorrectas de autorizaci\u00f3n o enrutamiento. Pomerium versiones v0.14.8 y v0.15.1 contienen un binario envoy actualizado con estas vulnerabilidades parcheadas. Este problema s\u00f3lo puede desencadenarse cuando se usan pol\u00edticas basadas en prefijos de ruta. La eliminaci\u00f3n de tales pol\u00edticas deber\u00eda proporcionar una mitigaci\u00f3n"}], "id": "CVE-2021-39206", "lastModified": "2026-06-17T04:03:18.673", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "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": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.0, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-09-09T23:15:13.980", "references": [{"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-6g4j-5vrw-2m8h"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-r222-74fw-jqr9"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/pomerium/pomerium/security/advisories/GHSA-cfc2-wjcm-c8fm"}, {"source": "security-advisories@github.com", "tags": ["Not Applicable"], "url": "https://groups.google.com/g/envoy-announce/c/5xBpsEZZDfE/m/wD05NZBbAgAJ"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-6g4j-5vrw-2m8h"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-r222-74fw-jqr9"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/pomerium/pomerium/security/advisories/GHSA-cfc2-wjcm-c8fm"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Not Applicable"], "url": "https://groups.google.com/g/envoy-announce/c/5xBpsEZZDfE/m/wD05NZBbAgAJ"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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