{"containers": {"cna": {"affected": [{"product": "Schneider Electric Modicon PLCs", "vendor": "n/a", "versions": [{"status": "affected", "version": "Schneider Electric Modicon PLCs"}]}], "datePublic": "2017-06-29T00:00:00", "descriptions": [{"lang": "en", "value": "A Use of Insufficiently Random Values issue was discovered in Schneider Electric Modicon PLCs Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Version 4.0.5.11. The session numbers generated by the web application are lacking randomization and are shared between several users. This may allow a current session to be compromised."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-330", "description": "CWE-330", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2018-12-01T10:57:01", "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://ics-cert.us-cert.gov/advisories/ICSA-17-089-02"}, {"name": "97254", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/97254"}, {"name": "45918", "tags": ["exploit", "x_refsource_EXPLOIT-DB"], "url": "https://www.exploit-db.com/exploits/45918/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "ics-cert@hq.dhs.gov", "ID": "CVE-2017-6026", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Schneider Electric Modicon PLCs", "version": {"version_data": [{"version_value": "Schneider Electric Modicon PLCs"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A Use of Insufficiently Random Values issue was discovered in Schneider Electric Modicon PLCs Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Version 4.0.5.11. The session numbers generated by the web application are lacking randomization and are shared between several users. This may allow a current session to be compromised."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-330"}]}]}, "references": {"reference_data": [{"name": "https://ics-cert.us-cert.gov/advisories/ICSA-17-089-02", "refsource": "MISC", "url": "https://ics-cert.us-cert.gov/advisories/ICSA-17-089-02"}, {"name": "97254", "refsource": "BID", "url": "http://www.securityfocus.com/bid/97254"}, {"name": "45918", "refsource": "EXPLOIT-DB", "url": "https://www.exploit-db.com/exploits/45918/"}]}}}}, "cveMetadata": {"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "assignerShortName": "icscert", "cveId": "CVE-2017-6026", "datePublished": "2017-06-30T02:35:00", "dateReserved": "2017-02-16T00:00:00", "dateUpdated": "2018-12-01T10:57:01", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:schneider-electric:modicon_m251_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "6FDB0710-FB7F-4346-9EEC-4C75ECEA0A1E", "versionEndIncluding": "4.0.3.20", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:schneider-electric:modicon_m251:-:*:*:*:*:*:*:*", "matchCriteriaId": "B8E03A25-B0B6-4BA2-80BC-52C16A6837E0", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:schneider-electric:modicon_m241_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "9CA3FF3A-9145-4DAD-BAD6-D55C97E182AA", "versionEndIncluding": "4.0.3.20", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:schneider-electric:modicon_m241:-:*:*:*:*:*:*:*", "matchCriteriaId": "4D8FD9D9-F59F-470E-9F7F-CDDD80B0633C", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "A Use of Insufficiently Random Values issue was discovered in Schneider Electric Modicon PLCs Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Version 4.0.5.11. The session numbers generated by the web application are lacking randomization and are shared between several users. This may allow a current session to be compromised."}, {"lang": "es", "value": "Un problema de uso de valores aleatorios insuficientes fue encontrado en Schneider Electric Modicon PLCs Modicon M241, versiones de firmware anteriores a 4.0.5.11, y Modicon M251, versiones de firmware anteriores a 4.0.5.11. Los n\u00fameros de sesi\u00f3n generados por la aplicaci\u00f3n web carecen de aleatorizaci\u00f3n y son compartidos entre varios usuarios. Esto puede permitir que una sesi\u00f3n actual se vea comprometida."}], "id": "CVE-2017-6026", "lastModified": "2022-02-02T13:05:52.197", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 6.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.1, "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:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-06-30T03:29:00.327", "references": [{"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/97254"}, {"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://ics-cert.us-cert.gov/advisories/ICSA-17-089-02"}, {"source": "ics-cert@hq.dhs.gov", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "https://www.exploit-db.com/exploits/45918/"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-330"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-330"}], "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}]}

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