CVE-2018-3963

{"containers": {"cna": {"affected": [{"product": "CUJO", "vendor": "n/a", "versions": [{"status": "affected", "version": "CUJO Smart Firewall - Firmware version 7003"}]}], "datePublic": "2019-03-19T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "An exploitable command injection vulnerability exists in the DHCP daemon configuration of the CUJO Smart Firewall. When adding a new static DHCP address, its corresponding hostname is inserted into the dhcpd.conf file without prior sanitization, allowing for arbitrary execution of system commands. To trigger this vulnerability, an attacker can send a DHCP request message and set up the corresponding static DHCP entry."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"description": "command injection", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2022-04-19T18:07:04.000Z", "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "shortName": "talos"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0627"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "talos-cna@cisco.com", "ID": "CVE-2018-3963", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "CUJO", "version": {"version_data": [{"version_value": "CUJO Smart Firewall - Firmware version 7003"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An exploitable command injection vulnerability exists in the DHCP daemon configuration of the CUJO Smart Firewall. When adding a new static DHCP address, its corresponding hostname is inserted into the dhcpd.conf file without prior sanitization, allowing for arbitrary execution of system commands. To trigger this vulnerability, an attacker can send a DHCP request message and set up the corresponding static DHCP entry."}]}, "impact": {"cvss": {"baseScore": 9, "baseSeverity": "Critical", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "command injection"}]}]}, "references": {"reference_data": [{"name": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0627", "refsource": "MISC", "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0627"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T04:57:24.666Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0627"}]}]}, "cveMetadata": {"assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "assignerShortName": "talos", "cveId": "CVE-2018-3963", "datePublished": "2019-03-21T15:52:13.000Z", "dateReserved": "2018-01-02T00:00:00.000Z", "dateUpdated": "2024-08-05T04:57:24.666Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "CUJO", "vendor": "n/a", "versions": [{"status": "affected", "version": "CUJO Smart Firewall - Firmware version 7003"}]}], "source": "talos-cna@cisco.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:getcujo:smart_firewall:7003:*:*:*:*:*:*:*", "matchCriteriaId": "5447DD61-D8B9-4829-976A-A3B09FFE7974", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An exploitable command injection vulnerability exists in the DHCP daemon configuration of the CUJO Smart Firewall. When adding a new static DHCP address, its corresponding hostname is inserted into the dhcpd.conf file without prior sanitization, allowing for arbitrary execution of system commands. To trigger this vulnerability, an attacker can send a DHCP request message and set up the corresponding static DHCP entry."}, {"lang": "es", "value": "Existe una vulnerabilidad de inyecci\u00f3n de comandos explotable en la configuraci\u00f3n del demonio DHCP de CUJO Smart Firewall. Al agregar una nueva direcci\u00f3n DHCP est\u00e1tica, su nombre de host correspondiente se inserta en el archivo dhcpd.conf sin saneamiento previo, lo que permite la ejecuci\u00f3n arbitraria de comandos del sistema. Para desencadenar esta vulnerabilidad, un atacante puede enviar un mensaje de petici\u00f3n DHCP y configurar la entrada DHCP est\u00e1tica correspondiente."}], "id": "CVE-2018-3963", "lastModified": "2026-06-17T01:58:07.457", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 7.7, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:A/AC:L/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 5.1, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.3, "impactScore": 6.0, "source": "talos-cna@cisco.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-03-21T16:29:01.563", "references": [{"source": "talos-cna@cisco.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0627"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0627"}], "sourceIdentifier": "talos-cna@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-77"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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