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{"affected": [{"affectedData": [{"collectionURL": "https://pkg.go.dev", "defaultStatus": "unaffected", "packageName": "golang.org/x/net/http2/h2c", "product": "golang.org/x/net/http2/h2c", "programRoutines": [{"name": "h2cHandler.ServeHTTP"}, {"name": "h2cUpgrade"}], "vendor": "golang.org/x/net", "versions": [{"lessThan": "0.1.1-0.20221104162952-702349b0e862", "status": "affected", "version": "0.0.0-20220524220425-1d687d428aca", "versionType": "semver"}]}], "source": "security@golang.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:golang:h2c:*:*:*:*:*:go:*:*", "matchCriteriaId": "73200843-B76F-4517-B698-F430B47916B5", "versionEndExcluding": "2022-11-04", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A request smuggling attack is possible when using MaxBytesHandler. When using MaxBytesHandler, the body of an HTTP request is not fully consumed. When the server attempts to read HTTP2 frames from the connection, it will instead be reading the body of the HTTP request, which could be attacker-manipulated to represent arbitrary HTTP2 requests."}, {"lang": "es", "value": "Es posible un ataque de contrabando de solicitudes cuando se utiliza MaxBytesHandler. Cuando se utiliza MaxBytesHandler, el cuerpo de una solicitud HTTP no se consume por completo. Cuando el servidor intenta leer tramas HTTP2 de la conexi\u00f3n, leer\u00e1 el cuerpo de la solicitud HTTP, que podr\u00eda ser manipulado por un atacante para representar solicitudes HTTP2 arbitrarias."}], "id": "CVE-2022-41721", "lastModified": "2026-06-17T05:03:42.643", "metrics": {"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"}, {"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": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2022-41721", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-04-04T14:43:40.503783Z", "version": "2.0.3"}}]}, "published": "2023-01-13T23:15:09.250", "references": [{"source": "security@golang.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://go.dev/cl/447396"}, {"source": "security@golang.org", "tags": ["Exploit", "Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://go.dev/issue/56352"}, {"source": "security@golang.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X3H3EWQXM2XL5AGBX6UL443JEJ3GQXJN/"}, {"source": "security@golang.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X5DXTLLWN6HKI5I35EUZRBISTNZJ75GP/"}, {"source": "security@golang.org", "tags": ["Vendor Advisory"], "url": "https://pkg.go.dev/vuln/GO-2023-1495"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://go.dev/cl/447396"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://go.dev/issue/56352"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X3H3EWQXM2XL5AGBX6UL443JEJ3GQXJN/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X5DXTLLWN6HKI5I35EUZRBISTNZJ75GP/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://pkg.go.dev/vuln/GO-2023-1495"}], "sourceIdentifier": "security@golang.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-444"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2023:4627", "cpe": "cpe:/a:redhat:migration_toolkit_applications:6.2::el9", "package": "mta/mta-hub-rhel9:6.2.0-16", "product_name": "MTA-6.2-RHEL-9", "release_date": "2023-08-14T00:00:00Z"}, {"advisory": "RHSA-2023:5421", "cpe": "cpe:/a:redhat:multicluster_engine:2.3::el8", "package": "multicluster-engine/kube-rbac-proxy-mce-rhel8:v2.3.2-3", "product_name": "multicluster engine for Kubernetes 2.3 for RHEL 8", "release_date": "2023-10-03T00:00:00Z"}, {"advisory": "RHSA-2023:5442", "cpe": "cpe:/a:redhat:acm:2.8::el8", "package": "rhacm2/kube-rbac-proxy-rhel8:v2.8.2-3", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2.8 for RHEL 8", "release_date": "2023-10-04T00:00:00Z"}, {"advisory": "RHSA-2023:1326", "cpe": "cpe:/a:redhat:openshift:4.13::el8", "package": "openshift4/ose-thanos-rhel8:v4.13.0-202304190216.p0.gb6f11a5.assembly.stream", "product_name": "Red Hat OpenShift Container Platform 4.13", "release_date": "2023-05-17T00:00:00Z"}], "bugzilla": {"description": "x/net/http2/h2c: request smuggling", "id": "2162182", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2162182"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-444", "details": ["A request smuggling attack is possible when using MaxBytesHandler. When using MaxBytesHandler, the body of an HTTP request is not fully consumed. When the server attempts to read HTTP2 frames from the connection, it will instead be reading the body of the HTTP request, which could be attacker-manipulated to represent arbitrary HTTP2 requests.", "A request smuggling attack is possible when using MaxBytesHandler. When using MaxBytesHandler, the body of an HTTP request is not fully consumed. When the server attempts to read HTTP2 frames from the connection, it will instead read the body of the HTTP request, which could be attacker-manipulated to represent arbitrary HTTP2 requests."], "name": "CVE-2022-41721", "package_state": [{"cpe": "cpe:/a:redhat:openshift_pipelines:1", "fix_state": "Not affected", "package_name": "openshift-pipelines-client", "product_name": "OpenShift Pipelines"}, {"cpe": "cpe:/a:redhat:serverless:1", "fix_state": "Affected", "package_name": "CLI", "product_name": "OpenShift Serverless"}, {"cpe": "cpe:/a:redhat:serverless:1", "fix_state": "Affected", "package_name": "knative-eventing", "product_name": "OpenShift Serverless"}, {"cpe": "cpe:/a:redhat:serverless:1", "fix_state": "Affected", "package_name": "knative-serving", "product_name": "OpenShift Serverless"}, {"cpe": "cpe:/a:redhat:service_mesh:2", "fix_state": "Affected", "package_name": "openshift-service-mesh/istio-cni-rhel8", "product_name": "OpenShift Service Mesh 2"}, {"cpe": "cpe:/a:redhat:service_mesh:2.1", "fix_state": "Will not fix", "package_name": "servicemesh", "product_name": "OpenShift Service Mesh 2.1"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Affected", "package_name": "rhacm2/thanos-rhel7", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:advanced_cluster_security:3", "fix_state": "Will not fix", "package_name": "advanced-cluster-security/rhacs-main-rhel8", "product_name": "Red Hat Advanced Cluster Security 3"}, {"cpe": "cpe:/a:redhat:advanced_cluster_security:3", "fix_state": "Not affected", "package_name": "advanced-cluster-security/rhacs-scanner-rhel8", "product_name": "Red Hat Advanced Cluster Security 3"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "osbuild-composer", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "osbuild-composer", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Will not fix", "package_name": "openshift4/ose-kube-rbac-proxy", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift_devspaces:3:", "fix_state": "Affected", "package_name": "devspaces/traefik-rhel8", "product_name": "Red Hat OpenShift Dev Spaces"}], "public_date": "2023-01-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-41721\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-41721\nhttps://go.dev/cl/447396\nhttps://go.dev/issue/56352\nhttps://pkg.go.dev/vuln/GO-2023-1495"], "threat_severity": "Moderate"}

{}