{"affected":[{"affectedData":[{"product":"SMA100","vendor":"SonicWall","versions":[{"status":"affected","version":"9.0.0.10-28sv and earlier"},{"status":"affected","version":"10.2.0.7-34sv and earlier"},{"status":"affected","version":"10.2.1.0-17sv and earlier"}]}],"source":"PSIRT@sonicwall.com"}],"cisaActionDue":"2025-05-07","cisaExploitAdd":"2025-04-16","cisaRequiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","cisaVulnerabilityName":"SonicWall SMA100 Appliances OS Command Injection Vulnerability","configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"1CAE16B5-709A-40E9-9C49-EA5DFA685299","versionEndExcluding":"9.0.0.11-31sv","vulnerable":true},{"criteria":"cpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"2353D2AD-1943-4400-A7F9-884D38657CE4","versionEndExcluding":"10.2.0.8-37sv","versionStartIncluding":"10.2.0.0","vulnerable":true},{"criteria":"cpe:2.3:o:sonicwall:sma_200_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"A53E73ED-CE3D-4E81-BA96-5160CE726A96","versionEndExcluding":"10.2.1.1-19sv","versionStartIncluding":"10.2.1.0","vulnerable":true}],"negate":false,"operator":"OR"},{"cpeMatch":[{"criteria":"cpe:2.3:h:sonicwall:sma_200:-:*:*:*:*:*:*:*","matchCriteriaId":"0B190266-AD6F-401B-9B2E-061CDD539236","vulnerable":false}],"negate":false,"operator":"OR"}],"operator":"AND"},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"47BFDA65-A16B-4983-9F7B-0B93DE953926","versionEndExcluding":"9.0.0.11-31sv","vulnerable":true},{"criteria":"cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"BB4A2769-6449-4C24-8A4F-EE38A8CC32EC","versionEndExcluding":"10.2.0.8-37sv","versionStartIncluding":"10.2.0.0","vulnerable":true},{"criteria":"cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"87C8D809-A71E-4C51-9F43-69C867E5E81F","versionEndExcluding":"10.2.1.1-19sv","versionStartIncluding":"10.2.1.0","vulnerable":true}],"negate":false,"operator":"OR"},{"cpeMatch":[{"criteria":"cpe:2.3:h:sonicwall:sma_210:-:*:*:*:*:*:*:*","matchCriteriaId":"51587338-4A5F-41FC-9497-743F061947C2","vulnerable":false}],"negate":false,"operator":"OR"}],"operator":"AND"},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"B0B3EC70-4A0C-4281-80AC-1E004E1D5346","versionEndExcluding":"9.0.0.11-31sv","vulnerable":true},{"criteria":"cpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"B45BCC41-D7F1-4242-8501-0E1AC2BD81A5","versionEndExcluding":"10.2.0.8-37sv","versionStartIncluding":"10.2.0.0","vulnerable":true},{"criteria":"cpe:2.3:o:sonicwall:sma_400_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"8BC841EE-6C00-402C-ACF4-CE4536EDFBCC","versionEndExcluding":"10.2.1.1-19sv","versionStartIncluding":"10.2.1.0","vulnerable":true}],"negate":false,"operator":"OR"},{"cpeMatch":[{"criteria":"cpe:2.3:h:sonicwall:sma_400:-:*:*:*:*:*:*:*","matchCriteriaId":"9D728332-10C9-4508-B720-569D44E99543","vulnerable":false}],"negate":false,"operator":"OR"}],"operator":"AND"},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"999C0747-AFF2-4ABF-B8F0-A89202C1ACF4","versionEndExcluding":"9.0.0.11-31sv","vulnerable":true},{"criteria":"cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"A24369C9-53EE-4914-85DE-E95B8737CE8A","versionEndExcluding":"10.2.0.8-37sv","versionStartIncluding":"10.2.0.0","vulnerable":true},{"criteria":"cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"34DA5394-545B-48ED-9971-7761AEC0278F","versionEndExcluding":"10.2.1.1-19sv","versionStartIncluding":"10.2.1.0","vulnerable":true}],"negate":false,"operator":"OR"},{"cpeMatch":[{"criteria":"cpe:2.3:h:sonicwall:sma_410:-:*:*:*:*:*:*:*","matchCriteriaId":"9DFB8FBC-FFA4-4526-B306-D5692A43DC9E","vulnerable":false}],"negate":false,"operator":"OR"}],"operator":"AND"},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:sonicwall:sma_500v:*:*:*:*:*:*:*:*","matchCriteriaId":"DE6FE067-0B1A-4065-9218-7C6DD0D8A76E","versionEndExcluding":"9.0.0.11-31sv","vulnerable":true},{"criteria":"cpe:2.3:a:sonicwall:sma_500v:*:*:*:*:*:*:*:*","matchCriteriaId":"E86E27A1-5953-48C1-ACD0-3080AF643746","versionEndExcluding":"10.2.0.8-37sv","versionStartIncluding":"10.2.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:sonicwall:sma_500v:*:*:*:*:*:*:*:*","matchCriteriaId":"681CE4BD-C1F0-4737-88AE-3B555B85C33B","versionEndExcluding":"10.2.1.1-19sv","versionStartIncluding":"10.2.1.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Improper neutralization of special elements in the SMA100 management interface allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user which potentially leads to DoS."},{"lang":"es","value":"Una neutralización inapropiada de los elementos especiales en la interfaz de administración de SMA100 permite a un atacante remoto autenticado inyectar comandos arbitrarios como usuario \"nobody\", que conlleva potencialmente a un DoS"}],"id":"CVE-2021-20035","lastModified":"2026-06-17T03:33:11.067","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"COMPLETE","baseScore":6.8,"confidentialityImpact":"NONE","integrityImpact":"NONE","vectorString":"AV:N/AC:L/Au:S/C:N/I:N/A:C","version":"2.0"},"exploitabilityScore":8.0,"impactScore":6.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":2.8,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":2.8,"impactScore":3.6,"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2021-20035","options":[{"exploitation":"active"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","timestamp":"2025-04-17T03:55:36.888408Z","version":"2.0.3"}}]},"published":"2021-09-27T18:15:08.383","references":[{"source":"PSIRT@sonicwall.com","tags":["Vendor Advisory"],"url":"https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0022"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0022"},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["US Government Resource"],"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-20035"}],"sourceIdentifier":"PSIRT@sonicwall.com","vulnStatus":"Analyzed","weaknesses":[{"description":[{"lang":"en","value":"CWE-78"}],"source":"PSIRT@sonicwall.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-78"}],"source":"nvd@nist.gov","type":"Primary"}]}