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serie MELSEC iQ-R de Mitsubishi Electric R08/16/32/120SFCPU, versiones de firmware \"26\" y anteriores, y en los m\u00f3dulos de CPU de proceso SIL2 de la serie MELSEC iQ-R de Mitsubishi Electric R08/16/32/120PSFCPU, todas las versiones, que permite a un atacante remoto no autenticado adquirir nombres de usuario leg\u00edtimos registrados en el m\u00f3dulo mediante un ataque de fuerza bruta a los nombres de usuario"}], "id": "CVE-2021-20594", "lastModified": "2026-06-17T03:34:05.167", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": 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CVE record
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