CVE-2026-20042

{"id": "CVE-2026-20042", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-20042", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-04-01T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.2}]}, "affected": [{"source": "psirt@cisco.com", "affectedData": [{"vendor": "Cisco", "product": "Cisco Nexus Dashboard", "versions": [{"status": "affected", "version": "1.1(3e)"}, {"status": "affected", "version": "1.1(3c)"}, {"status": "affected", "version": "1.1(3d)"}, {"status": "affected", "version": "1.1(0d)"}, {"status": "affected", "version": "1.1(2i)"}, {"status": "affected", "version": "2.0(1b)"}, {"status": "affected", "version": "1.1(2h)"}, {"status": "affected", "version": "1.1(0c)"}, {"status": "affected", "version": "1.1(3f)"}, {"status": "affected", "version": "2.1(1d)"}, {"status": "affected", "version": "2.1(1e)"}, {"status": "affected", "version": "2.0(2g)"}, {"status": "affected", "version": "2.0(2h)"}, {"status": "affected", "version": "2.1(2d)"}, {"status": "affected", "version": "2.0(1d)"}, {"status": "affected", "version": "2.2(1h)"}, {"status": "affected", "version": "2.2(1e)"}, {"status": "affected", "version": "2.2(2d)"}, {"status": "affected", "version": "2.1(2f)"}, {"status": "affected", "version": "2.3(1c)"}, {"status": "affected", "version": "2.3(2b)"}, {"status": "affected", "version": "2.3(2c)"}, {"status": "affected", "version": "2.3(2d)"}, {"status": "affected", "version": "2.3(2e)"}, {"status": "affected", "version": "3.0(1f)"}, {"status": "affected", "version": "3.0(1i)"}, {"status": "affected", "version": "3.1(1k)"}, {"status": "affected", "version": "3.1(1l)"}, {"status": "affected", "version": "3.2(1e)"}, {"status": "affected", "version": "3.2(1i)"}, {"status": "affected", "version": "3.3(1a)"}, {"status": "affected", "version": "3.3(1b)"}, {"status": "affected", "version": "3.3(2b)"}, {"status": "affected", "version": "4.0(1i)"}, {"status": "affected", "version": "3.3(2g)"}, {"status": "affected", "version": "3.2(2f)"}, {"status": "affected", "version": "3.2(2g)"}, {"status": "affected", "version": "3.2(2m)"}, {"status": "affected", "version": "3.1(1n)"}, {"status": "affected", "version": "4.1(1g)"}], "defaultStatus": "unknown"}]}], "published": "2026-04-01T17:28:26.173", "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nd-cbid-5YqkOSHu", "tags": ["Vendor Advisory"], "source": "psirt@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "psirt@cisco.com", "description": [{"lang": "en", "value": "CWE-295"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the configuration backup feature of Cisco Nexus Dashboard could allow an attacker who has the encryption password and access to Full or Config-only backup files to access sensitive information.\r\n\r\nThis vulnerability exists because authentication details are included in the encrypted backup files. An attacker with a valid backup file and encryption password from an affected device could decrypt the backup file. The attacker could then use the authentication details in the backup file to access internal-only APIs on the affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system as the root user."}, {"lang": "es", "value": "Una vulnerabilidad en la funci\u00f3n de copia de seguridad de la configuraci\u00f3n de Cisco Nexus Dashboard podr\u00eda permitir a un atacante que tenga la contrase\u00f1a de cifrado y acceso a los archivos de copia de seguridad completos (Full) o solo de configuraci\u00f3n (Config-only) acceder a informaci\u00f3n sensible.\n\nEsta vulnerabilidad existe porque los detalles de autenticaci\u00f3n est\u00e1n incluidos en los archivos de copia de seguridad cifrados. Un atacante con un archivo de copia de seguridad v\u00e1lido y la contrase\u00f1a de cifrado de un dispositivo afectado podr\u00eda descifrar el archivo de copia de seguridad. El atacante podr\u00eda entonces usar los detalles de autenticaci\u00f3n en el archivo de copia de seguridad para acceder a las API solo internas en el dispositivo afectado. Un exploit exitoso podr\u00eda permitir al atacante ejecutar comandos arbitrarios en el sistema operativo subyacente como el usuario root."}], "lastModified": "2026-10-26T22:10:00.163", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cisco:nexus_dashboard:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0045E301-38B4-4B35-96E4-A3F0F844AE3B", "versionEndExcluding": "4.2.1"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@cisco.com"}