{"id":"CVE-2024-8935","state":"PUBLISHED","title":"CWE-290: Authentication Bypass by Spoofing vulnerability exists that could cause a denial of service and loss","description":"CWE-290: Authentication Bypass by Spoofing vulnerability exists that could cause a denial of service and loss\nof confidentiality and integrity of controllers when conducting a Man-In-The-Middle attack between the\ncontroller and the engineering workstation while a valid user is establishing a communication session. 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This\nvulnerability is inherent to Diffie Hellman algorithm which does not protect against Man-In-The-Middle attacks."}],"affected":[{"vendor":"Schneider Electric","product":"Modicon M340 CPU (part numbers BMXP34*)","defaultStatus":"unaffected","versions":[{"version":"All versions since SV3.60","status":"affected"}]},{"vendor":"Schneider Electric","product":"Modicon MC80 (part numbers BMKC80)","defaultStatus":"unaffected","versions":[{"version":"All versions","status":"affected"}]},{"vendor":"Schneider Electric","product":"Modicon Momentum Unity M1E Processor (171CBU*)","defaultStatus":"unaffected","versions":[{"version":"All Versions","status":"affected"}]}],"references":[{"url":"https://download.schneider-electric.com/doc/SEVD-2024-317-02/SEVD-2024-317-02.pdf"}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"HIGH","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":7.7,"baseSeverity":"HIGH","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]},{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-290","description":"CWE-290 Authentication Bypass by Spoofing","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"schneider","orgId":"076d1eb6-cfab-4401-b34d-6dfc2a413bdb","dateUpdated":"2024-11-13T04:10:09.599Z"},"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"schneider-electric","product":"modicon_m340_bmxp341000","defaultStatus":"unknown","versions":[{"version":"SV3.60","status":"affected","lessThan":"*","versionType":"custom"}],"cpes":["cpe:2.3:h:schneider-electric:modicon_m340_bmxp341000:-:*:*:*:*:*:*:*"]},{"vendor":"schneider-electric","product":"modicon_mc80_bmkc8020301","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"*","versionType":"custom"}],"cpes":["cpe:2.3:h:schneider-electric:modicon_mc80_bmkc8020301:-:*:*:*:*:*:*:*"]},{"vendor":"schneider-electric","product":"modicon_momentum_unity_m1e_processor","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"*","versionType":"custom"}],"cpes":["cpe:2.3:h:schneider-electric:modicon_momentum_unity_m1e_processor:-:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-11-13T15:29:17.598927Z","id":"CVE-2024-8935","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-11-13T15:31:54.906Z"}}]}}}