{ "id": "CVE-2021-26777", "sourceIdentifier": "cve@mitre.org", "published": "2021-12-02T04:15:06.987", "lastModified": "2021-12-06T18:37:22.403", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "Buffer overflow vulnerability in function SetFirewall in index.cgi in CIRCUTOR COMPACT DC-S BASIC smart metering concentrator Firwmare version CIR_CDC_v1.2.17, allows attackers to execute arbitrary code." }, { "lang": "es", "value": "Una vulnerabilidad de desbordamiento de b\u00fafer en la funci\u00f3n SetFirewall en el archivo index.cgi en el concentrador de medici\u00f3n inteligente CIRCUTOR COMPACT DC-S BASIC versi\u00f3n CIR_CDC_v1.2.17, permite a atacantes ejecutar c\u00f3digo arbitrario" } ], "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 } ], "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-120" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:circutor:compact_dc-s_basic_firmware:1.2.17:*:*:*:*:*:*:*", "matchCriteriaId": "EF4F1A36-3E03-4F15-BB01-2F6B759FD683" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:circutor:compact_dc-s_basic:-:*:*:*:*:*:*:*", "matchCriteriaId": "F13E8571-BE1E-4041-81F8-0F59713927DE" } ] } ] } ], "references": [ { "url": "https://github.com/Ell0/plc_concentrator_vulns/", "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ] } ] }