CVE-2023-40029

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{"affected": [{"affectedData": [{"product": "argo-cd", "vendor": "argoproj", "versions": [{"status": "affected", "version": ">= 2.2.0, < 2.6.15"}, {"status": "affected", "version": ">= 2.7.0, < 2.7.14"}, {"status": "affected", "version": ">= 2.8.0, < 2.8.3"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:argoproj:argo_cd:*:*:*:*:*:*:*:*", "matchCriteriaId": "32DE94A6-AD4A-49FB-BDAF-F5EC7074B58D", "versionEndExcluding": "2.6.15", "versionStartIncluding": "2.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:argoproj:argo_cd:*:*:*:*:*:*:*:*", "matchCriteriaId": "BF1DA08F-D737-493C-B6E1-305260C9DF13", "versionEndExcluding": "2.7.14", "versionStartIncluding": "2.7.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:argoproj:argo_cd:*:*:*:*:*:*:*:*", "matchCriteriaId": "4EBB2230-6C25-4B69-9475-239F566E20B3", "versionEndExcluding": "2.8.3", "versionStartIncluding": "2.8.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Argo CD is a declarative continuous deployment for Kubernetes. Argo CD Cluster secrets might be managed declaratively using Argo CD / kubectl apply. As a result, the full secret body is stored in`kubectl.kubernetes.io/last-applied-configuration` annotation. pull request #7139 introduced the ability to manage cluster labels and annotations. Since clusters are stored as secrets it also exposes the `kubectl.kubernetes.io/last-applied-configuration` annotation which includes full secret body. In order to view the cluster annotations via the Argo CD API, the user must have `clusters, get` RBAC access. **Note:** In many cases, cluster secrets do not contain any actually-secret information. But sometimes, as in bearer-token auth, the contents might be very sensitive. The bug has been patched in versions 2.8.3, 2.7.14, and 2.6.15. Users are advised to upgrade. Users unable to upgrade should update/deploy cluster secret with `server-side-apply` flag which does not use or rely on `kubectl.kubernetes.io/last-applied-configuration` annotation. Note: annotation for existing secrets will require manual removal.\n\n"}, {"lang": "es", "value": "Argo CD es una implementaci\u00f3n continua declarativa para Kubernetes. Los secretos de Argo CD Cluster se pueden administrar de forma declarativa utilizando Argo CD / kubectl apply. Como resultado, el secret body completo se almacena en la anotaci\u00f3n `kubectl.kubernetes.io/last-applied-configuration`. La solicitud de extracci\u00f3n #7139 introdujo la capacidad de administrar etiquetas y anotaciones del cl\u00faster. Dado que los cl\u00fasteres se almacenan como secretos, tambi\u00e9n expone la anotaci\u00f3n `kubectl.kubernetes.io/last-applied-configuration` que incluye el secret body completo. Para ver las anotaciones del cl\u00faster a trav\u00e9s de la API de Argo CD, el usuario debe tener acceso RBAC \"clusters, get\". **Nota:** En muchos casos, los secretos del cl\u00faster no contienen ninguna informaci\u00f3n realmente secreta. Pero a veces, como en la autenticaci\u00f3n de token de portador, el contenido puede ser muy sensible. El error se corrigi\u00f3 en las versiones 2.8.3, 2.7.14 y 2.6.15. Se recomienda a los usuarios que actualicen. Los usuarios que no puedan actualizar deben actualizar/implementar el secreto del cl\u00faster con el indicador `server-side-apply` que no utiliza ni depende de la anotaci\u00f3n `kubectl.kubernetes.io/last-applied-configuration`. Nota: la anotaci\u00f3n de secretos existentes requerir\u00e1 eliminaci\u00f3n manual."}], "id": "CVE-2023-40029", "lastModified": "2026-06-17T06:15:50.033", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 6.0, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.6, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 5.8, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-40029", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-09-26T18:21:03.707832Z", "version": "2.0.3"}}]}, "published": "2023-09-07T23:15:09.763", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/argoproj/argo-cd/commit/4b2e5b06bff2ffd8ed1970654ddd8e55fc4a41c4"}, {"source": "security-advisories@github.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://github.com/argoproj/argo-cd/pull/7139"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/argoproj/argo-cd/security/advisories/GHSA-fwr2-64vr-xv9m"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/argoproj/argo-cd/commit/4b2e5b06bff2ffd8ed1970654ddd8e55fc4a41c4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://github.com/argoproj/argo-cd/pull/7139"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/argoproj/argo-cd/security/advisories/GHSA-fwr2-64vr-xv9m"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-532"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2023:5030", "cpe": "cpe:/a:redhat:openshift_gitops:1.8::el8", "package": "openshift-gitops-1/argocd-rhel8:v1.8.5-1", "product_name": "Red Hat OpenShift GitOps 1.8", "release_date": "2023-09-08T00:00:00Z"}, {"advisory": "RHSA-2023:5029", "cpe": "cpe:/a:redhat:openshift_gitops:1.9::el9", "package": "openshift-gitops-1/argocd-rhel8:v1.9.2-2", "product_name": "Red Hat OpenShift GitOps 1.9", "release_date": "2023-09-08T00:00:00Z"}], "bugzilla": {"description": "ArgoCD: secrets can be leak through kubectl.kubernetes.io/last-applied-configuration", "id": "2233203", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2233203"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L", "status": "verified"}, "details": ["Argo CD is a declarative continuous deployment for Kubernetes. Argo CD Cluster secrets might be managed declaratively using Argo CD / kubectl apply. As a result, the full secret body is stored in`kubectl.kubernetes.io/last-applied-configuration` annotation. pull request #7139 introduced the ability to manage cluster labels and annotations. Since clusters are stored as secrets it also exposes the `kubectl.kubernetes.io/last-applied-configuration` annotation which includes full secret body. In order to view the cluster annotations via the Argo CD API, the user must have `clusters, get` RBAC access. **Note:** In many cases, cluster secrets do not contain any actually-secret information. But sometimes, as in bearer-token auth, the contents might be very sensitive. The bug has been patched in versions 2.8.3, 2.7.14, and 2.6.15. Users are advised to upgrade. Users unable to upgrade should update/deploy cluster secret with `server-side-apply` flag which does not use or rely on `kubectl.kubernetes.io/last-applied-configuration` annotation. Note: annotation for existing secrets will require manual removal.", "A flaw was found in the ArgoCD package, used by Red Hat GitOps, that allows cluster secrets to be managed declaratively using the `kubectl apply` functionality, resulting in the full secret body being stored in `kubectl.kubernetes.io/last-applied-configuration` annotation. Since ArgoCD has included the ability to manage cluster labels and annotations via its API, an attacker can retrieve sensitive authentication information by leveraging this capability, imposing a high impact on data confidentiality and integrity for the targeted ArgoCD cluster. To perform a successful attack, the malicious actor should have `clusters, get` RBAC access granted to its user."], "mitigation": {"lang": "en:us", "value": "Update/deploy the cluster secret with the`server-side-apply` flag, which does not use or rely on the `kubectl.kubernetes.io/last-applied-configuration` <http://kubectl.kubernetes.io/last-applied-configuration> annotation.\nNote: Annotation for existing secrets will require manual removal."}, "name": "CVE-2023-40029", "public_date": "2023-09-05T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-40029\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-40029\nhttps://github.com/argoproj/argo-cd/security/advisories/GHSA-fwr2-64vr-xv9m"], "threat_severity": "Critical"}

{}