CVE-2025-27021

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "G42", "vendor": "Infinera", "versions": [{"lessThan": "7.1", "status": "affected", "version": "6.1.3", "versionType": "semver"}]}], "source": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:nokia:g42_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "8EE9ECA9-CB8C-44D6-B221-E1596A69EC40", "versionEndExcluding": "7.1", "versionStartIncluding": "6.1.3", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:nokia:g42:-:*:*:*:*:*:*:*", "matchCriteriaId": "631A98C4-038C-40FA-A9AC-0A6155EDB9F5", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The misconfiguration in the sudoers configuration of the operating system in\n Infinera G42 version R6.1.3 allows low privileged OS users to \nread/write physical memory via devmem command line tool. \nThis could \nallow sensitive information disclosure, denial of service, and privilege \nescalation by tampering with kernel memory.\n\n\nDetails: The output of \"sudo -l\" reports the presence of \"devmem\" command \nexecutable as super user without using a password. This command allows \nto read and write an arbitrary memory area of the target device, \nspecifying an absolute address."}, {"lang": "es", "value": "La configuraci\u00f3n incorrecta de sudoers en el sistema operativo Infinera G42 versi\u00f3n R6.1.3 permite a usuarios con privilegios bajos leer/escribir memoria f\u00edsica mediante la herramienta de l\u00ednea de comandos devmem. Esto podr\u00eda permitir la divulgaci\u00f3n de informaci\u00f3n confidencial, la denegaci\u00f3n de servicio y la escalada de privilegios al manipular la memoria del kernel. Detalles: La salida de \"sudo -l\" informa de la presencia del comando \"devmem\", ejecutable como superusuario sin contrase\u00f1a. Este comando permite leer y escribir en cualquier \u00e1rea de memoria del dispositivo de destino, especificando una direcci\u00f3n absoluta."}], "id": "CVE-2025-27021", "lastModified": "2026-06-17T09:02:46.497", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-27021", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-07-02T14:31:46.993727Z", "version": "2.0.3"}}]}, "published": "2025-07-02T09:15:25.117", "references": [{"source": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158", "tags": ["Third Party Advisory"], "url": "https://euvd.enisa.europa.eu/vulnerability/CVE-2025-27021"}, {"source": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158", "tags": ["Third Party Advisory"], "url": "https://www.cvcn.gov.it/cvcn/cve/CVE-2025-27021"}], "sourceIdentifier": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-266"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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