CVE-2026-61400

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Apache CloudStack", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "4.20.3.0", "status": "affected", "version": "4.14.0.0", "versionType": "semver"}, {"lessThanOrEqual": "4.22.1.0", "status": "affected", "version": "4.21.0.0", "versionType": "semver"}]}], "source": "security@apache.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:cloudstack:*:*:*:*:*:*:*:*", "matchCriteriaId": "3301C760-66C4-4B51-B5A6-7B881FAB5E47", "versionEndExcluding": "4.20.3.1", "versionStartIncluding": "4.20.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:cloudstack:*:*:*:*:*:*:*:*", "matchCriteriaId": "D603F400-5DA6-4A5C-BE58-91F137F8983C", "versionEndExcluding": "4.22.1.1", "versionStartIncluding": "4.21.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Apache CloudStack's run and get diagnostics functionality for the system VMs and virtual routers.\n\nAn authenticated user holding the permissions required to invoke either `getDiagnosticsData` or `runDiagnostics` can achieve arbitrary command execution on the system VM and/or Virtual Router instances, with commands running as root (or as the diagnostics-process user, at minimum). This represents a full compromise of the affected instance and, depending on network segmentation, may provide a foothold for lateral movement within the CloudStack-managed infrastructure, including access to guest network traffic handled by the compromised Virtual Router.\n\n\n\nThe getDiagnosticsData and runDiagnostics APIs are restricted to only Admin role accounts by default.\n\n\nThis issue affects Apache CloudStack: from 4.20.0.0 through 4.20.3.0 and from 4.21.0.0 through 4.22.1.0.\n\nUsers are recommended to upgrade to version 4.20.3.1 or 4.22.1.1 or later, which fixes the issue."}, {"lang": "es", "value": "Neutralizaci\u00f3n Inadecuada de Elementos Especiales utilizados en un Comando ('Inyecci\u00f3n de Comandos') vulnerabilidad en la funcionalidad de ejecuci\u00f3n y obtenci\u00f3n de diagn\u00f3sticos de Apache CloudStack para las m\u00e1quinas virtuales del sistema (VMs) y los routers virtuales.\n\nUn usuario autenticado que posea los permisos necesarios para invocar 'getDiagnosticsData' o 'runDiagnostics' puede lograr la ejecuci\u00f3n arbitraria de comandos en las instancias de la m\u00e1quina virtual del sistema (VM) y/o del Router Virtual, con comandos ejecut\u00e1ndose como root (o como el usuario del proceso de diagn\u00f3stico, como m\u00ednimo). Esto representa un compromiso total de la instancia afectada y, dependiendo de la segmentaci\u00f3n de la red, puede proporcionar un punto de apoyo para el movimiento lateral dentro de la infraestructura gestionada por CloudStack, incluyendo el acceso al tr\u00e1fico de red de invitados manejado por el Router Virtual comprometido.\n\nLas APIs 'getDiagnosticsData' y 'runDiagnostics' est\u00e1n restringidas solo a cuentas con rol de Administrador por defecto.\n\nEste problema afecta a Apache CloudStack: desde 4.20.0.0 hasta 4.20.3.0 y desde 4.21.0.0 hasta 4.22.1.0.\n\nSe recomienda a los usuarios actualizar a la versi\u00f3n 4.20.3.1 o 4.22.1.1 o posterior, que corrige el problema."}], "id": "CVE-2026-61400", "lastModified": "2026-10-16T15:10:00.103", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-61400", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-08-21T00:00:00+00:00", "version": "2.0.3"}}]}, "published": "2026-08-21T09:16:39.717", "references": [{"source": "security@apache.org", "tags": ["Mailing List", "Vendor Advisory"], "url": "https://lists.apache.org/thread/g6cwddtjrwbh1d56wjz4cfp3fzfm4kbc"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-77"}], "source": "security@apache.org", "type": "Secondary"}]}

{}

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