{ "id": "CVE-2021-4039", "sourceIdentifier": "security@zyxel.com.tw", "published": "2022-03-01T07:15:08.223", "lastModified": "2022-04-28T14:02:03.513", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "A command injection vulnerability in the web interface of the Zyxel NWA-1100-NH firmware could allow an attacker to execute arbitrary OS commands on the device." }, { "lang": "es", "value": "Una vulnerabilidad de inyecci\u00f3n de comandos en la interfaz web del firmware Zyxel NWA-1100-NH podr\u00eda permitir a un atacante ejecutar comandos arbitrarios del Sistema Operativo en el dispositivo." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL" }, "exploitabilityScore": 3.9, "impactScore": 5.9 }, { "source": "security@zyxel.com.tw", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL" }, "exploitabilityScore": 3.9, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE", "baseScore": 10.0 }, "baseSeverity": "HIGH", "exploitabilityScore": 10.0, "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:nwa1100-nh_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.12\\(aasi.3\\)c0", "matchCriteriaId": "96758ECA-A2C1-43CB-824F-15ED662474EB" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:zyxel:nwa1100-nh:-:*:*:*:*:*:*:*", "matchCriteriaId": "F73B7235-D7A0-4931-A92E-4B1BEE2102F9" } ] } ] } ], "references": [ { "url": "http://packetstormsecurity.com/files/166752/Zyxel-NWA-1100-NH-Command-Injection.html", "source": "security@zyxel.com.tw", "tags": [ "Exploit", "Release Notes", "Third Party Advisory", "VDB Entry" ] }, { "url": "https://www.zyxel.com/support/OS-command-injection-vulnerability-of-NWA1100-NH-access-point.shtml", "source": "security@zyxel.com.tw", "tags": [ "Patch", "Vendor Advisory" ] } ] }