CVE-2021-27692

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Command Injection in Tenda G1 and G3 routers with firmware versions v15.11.0.17(9502)_CN or v15.11.0.16(9024)_CN allows remote attackers to execute arbitrary OS commands via a crafted \"action/umountUSBPartition\" request. This occurs because the \"formSetUSBPartitionUmount\" function executes the \"doSystemCmd\" function with untrusted input."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-04-15T23:14:32.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://hackmd.io/%40aZYpdinUS2SD-yhAeHwOkw/ry-t4QfMu"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-27692", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Command Injection in Tenda G1 and G3 routers with firmware versions v15.11.0.17(9502)_CN or v15.11.0.16(9024)_CN allows remote attackers to execute arbitrary OS commands via a crafted \"action/umountUSBPartition\" request. This occurs because the \"formSetUSBPartitionUmount\" function executes the \"doSystemCmd\" function with untrusted input."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://hackmd.io/@aZYpdinUS2SD-yhAeHwOkw/ry-t4QfMu", "refsource": "MISC", "url": "https://hackmd.io/@aZYpdinUS2SD-yhAeHwOkw/ry-t4QfMu"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T21:26:10.675Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://hackmd.io/%40aZYpdinUS2SD-yhAeHwOkw/ry-t4QfMu"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-27692", "datePublished": "2021-04-15T23:14:32.000Z", "dateReserved": "2021-02-25T00:00:00.000Z", "dateUpdated": "2024-08-03T21:26:10.675Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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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:tendacn:g1_firmware:15.11.0.16\\(9024\\)_cn:*:*:*:*:*:*:*", "matchCriteriaId": "10886B9B-E33E-4748-93BB-3617EF40BF3D", "vulnerable": true}, {"criteria": "cpe:2.3:o:tendacn:g1_firmware:15.11.0.17\\(9502\\)_cn:*:*:*:*:*:*:*", "matchCriteriaId": "F1F4A805-B82C-4815-9999-E2D971E082E8", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:tendacn:g1:-:*:*:*:*:*:*:*", "matchCriteriaId": "6839E6D3-4F3E-40FB-828E-D25088E85A21", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:tendacn:g3_firmware:15.11.0.16\\(9024\\)_cn:*:*:*:*:*:*:*", "matchCriteriaId": "91B52B9F-BBF3-4BDD-8CF1-C253959E4182", "vulnerable": true}, {"criteria": "cpe:2.3:o:tendacn:g3_firmware:15.11.0.17\\(9502\\)_cn:*:*:*:*:*:*:*", "matchCriteriaId": "67707336-51C8-428B-B4E2-084302C5806D", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:tendacn:g3:-:*:*:*:*:*:*:*", "matchCriteriaId": "0A5CDD3E-C5D2-44DF-B330-065CF8ECC29B", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Command Injection in Tenda G1 and G3 routers with firmware versions v15.11.0.17(9502)_CN or v15.11.0.16(9024)_CN allows remote attackers to execute arbitrary OS commands via a crafted \"action/umountUSBPartition\" request. This occurs because the \"formSetUSBPartitionUmount\" function executes the \"doSystemCmd\" function with untrusted input."}, {"lang": "es", "value": "La inyecci\u00f3n de comandos en enrutadores Tenda G1 y G3 con versiones de firmware v15.11.0.17(9502) _CN o v15.11.0.16(9024) _CN, permite a atacantes remotos ejecutar comandos arbitrarios del sistema operativo a trav\u00e9s de una petici\u00f3n \"action/umountUSBPartition\" dise\u00f1ada. Esto ocurre porque la funci\u00f3n \"formSetUSBPartitionUmount\" ejecuta la funci\u00f3n \"doSystemCmd\" con una entrada no confiable"}], "id": "CVE-2021-27692", "lastModified": "2026-06-17T03:45:20.647", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-04-16T00:15:12.067", "references": [{"source": "cve@mitre.org", "url": "https://hackmd.io/%40aZYpdinUS2SD-yhAeHwOkw/ry-t4QfMu"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://hackmd.io/%40aZYpdinUS2SD-yhAeHwOkw/ry-t4QfMu"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}, {"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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