CVE-2018-20872

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:i-lan:draytekl_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "04EAC207-CD3E-4427-A0AE-0EF4C21C54CF", "versionEndExcluding": "2018-05-23", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "DrayTek routers before 2018-05-23 allow CSRF attacks to change DNS or DHCP settings, a related issue to CVE-2017-11649."}, {"lang": "es", "value": "Los routers DrayTek anterior del 23/05/2018 permiten que los ataques CSRF cambien la configuraci\u00f3n de DNS o DHCP, un problema relacionado con CVE-2017-11649"}], "id": "CVE-2018-20872", "lastModified": "2026-06-17T01:53:38.477", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-07-31T18:15:10.927", "references": [{"source": "cve@mitre.org", "url": "https://www.draytek.com/about/security-advisory/urgent-security-updates-to-draytek-routers"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.draytek.com/about/security-advisory/urgent-security-updates-to-draytek-routers"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-352"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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