CVE-2009-1893

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"cpe:2.3:a:isc:dhcp:3.0.1:rc6:*:*:*:*:*:*", "matchCriteriaId": "6E0768D1-37D3-4C17-A3A9-94EA237392AB", "vulnerable": true}, {"criteria": "cpe:2.3:a:isc:dhcp:3.0.1:rc7:*:*:*:*:*:*", "matchCriteriaId": "F167B922-DD9E-4DD1-BB8F-B232711BACCD", "vulnerable": true}, {"criteria": "cpe:2.3:a:isc:dhcp:3.0.1:rc8:*:*:*:*:*:*", "matchCriteriaId": "4E23602E-FFA1-49E2-BF4C-BC5D074517B4", "vulnerable": true}, {"criteria": "cpe:2.3:a:isc:dhcp:3.0.1:rc9:*:*:*:*:*:*", "matchCriteriaId": "8DA200FE-D261-4532-AC63-1208611AFE46", "vulnerable": true}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The configtest function in the Red Hat dhcpd init script for DHCP 3.0.1 in Red Hat Enterprise Linux (RHEL) 3 allows local users to overwrite arbitrary files via a symlink attack on an unspecified temporary file, related to the \"dhcpd -t\" command."}, {"lang": "es", "value": "La funci\u00f3n configtest en la secuencia de comandos de inicio del DHCPD en Red Hat para DHCP 3.0.1 en Red Hat Enterprise Linux (RHEL) 3 permite a usuarios locales sobrescribir ficheros de su elecci\u00f3n a trav\u00e9s de un ataque de enlace simb\u00f3lico sobre un fichero temporal no especificado, relativo al comando \"dhcpd -t\"."}], "id": "CVE-2009-1893", "lastModified": "2026-06-16T23:08:18.217", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 6.9, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2009-07-17T16:30:00.890", "references": [{"source": 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[{"lang": "en", "value": "CWE-59"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2009:1154", "cpe": "cpe:/o:redhat:enterprise_linux:3", "package": "dhcp-7:3.0.1-10.2_EL3", "product_name": "Red Hat Enterprise Linux 3", "release_date": "2009-07-14T00:00:00Z"}], "bugzilla": {"description": "dhcp: insecure temporary file use in the dhcpd init script", "id": "510024", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=510024"}, "csaw": false, "cvss": {"cvss_base_score": "5.6", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:N/I:P/A:C", "status": "verified"}, "cwe": "CWE-377", "details": ["The configtest function in the Red Hat dhcpd init script for DHCP 3.0.1 in Red Hat Enterprise Linux (RHEL) 3 allows local users to overwrite arbitrary files via a symlink attack on an unspecified temporary file, related to the \"dhcpd -t\" command."], "name": "CVE-2009-1893", "public_date": "2009-07-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2009-1893\nhttps://nvd.nist.gov/vuln/detail/CVE-2009-1893"], "threat_severity": "Moderate"}

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