{ "id": "CVE-2021-4029", "sourceIdentifier": "security@zyxel.com.tw", "published": "2022-02-24T15:15:25.150", "lastModified": "2022-03-02T15:46:01.207", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "A command injection vulnerability in the CGI program of the Zyxel ARMOR Z1/Z2 firmware could allow an attacker to execute arbitrary OS commands via a LAN interface." }, { "lang": "es", "value": "Una vulnerabilidad de inyecci\u00f3n de comandos en el programa CGI del firmware Zyxel ARMOR Z1/Z2 podr\u00eda permitir a un atacante ejecutar comandos arbitrarios del sistema operativo por medio de una interfaz LAN" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 5.9 }, { "source": "security@zyxel.com.tw", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:A/AC:L/Au:N/C:C/I:C/A:C", "accessVector": "ADJACENT_NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE", "baseScore": 8.3 }, "baseSeverity": "HIGH", "exploitabilityScore": 6.5, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-78" } ] }, { "source": "security@zyxel.com.tw", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-78" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:zyxel:nbg6816_firmware:1.00\\(aawb.10\\)c0:*:*:*:*:*:*:*", "matchCriteriaId": "51FE7589-8B85-40D9-A361-ECB2DC902D72" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:zyxel:nbg6816:-:*:*:*:*:*:*:*", "matchCriteriaId": "DEBACD2B-7C99-437F-B5C7-0EEA387DFE78" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:zyxel:nbg6817_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "1.00\\(abcs.11\\)c0", "matchCriteriaId": "7A4183C2-A488-4A80-AFDD-3CBC90D912D0" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:zyxel:nbg6817:-:*:*:*:*:*:*:*", "matchCriteriaId": "1DB033C4-F082-46B1-985C-4FDFD62FFC70" } ] } ] } ], "references": [ { "url": "https://www.zyxel.com/support/forgery-vulnerabilities-of-select-Armor-home-routers.shtml", "source": "security@zyxel.com.tw", "tags": [ "Vendor Advisory" ] } ] }