{"containers":{"cna":{"affected":[{"product":"Rockwell Automation MicroLogix 1100","vendor":"n/a","versions":[{"status":"affected","version":"All Versions"}]}],"descriptions":[{"lang":"en","value":"Rockwell Automation MicroLogix 1100, all versions, allows a remote, unauthenticated attacker sending specially crafted commands to cause the PLC to fault when the controller is switched to RUN mode, which results in a denial-of-service condition. If successfully exploited, this vulnerability will cause the controller to fault whenever the controller is switched to RUN mode."}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","description":"IMPROPER INPUT VALIDATION CWE-20","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2021-07-09T14:03:55.000Z","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","shortName":"icscert"},"references":[{"tags":["x_refsource_MISC"],"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-189-01"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"ics-cert@hq.dhs.gov","ID":"CVE-2021-33012","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Rockwell Automation MicroLogix 1100","version":{"version_data":[{"version_value":"All Versions"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Rockwell Automation MicroLogix 1100, all versions, allows a remote, unauthenticated attacker sending specially crafted commands to cause the PLC to fault when the controller is switched to RUN mode, which results in a denial-of-service condition. If successfully exploited, this vulnerability will cause the controller to fault whenever the controller is switched to RUN mode."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"IMPROPER INPUT VALIDATION CWE-20"}]}]},"references":{"reference_data":[{"name":"https://us-cert.cisa.gov/ics/advisories/icsa-21-189-01","refsource":"MISC","url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-189-01"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T23:42:19.616Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-189-01"}]}]},"cveMetadata":{"assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","assignerShortName":"icscert","cveId":"CVE-2021-33012","datePublished":"2021-07-09T14:03:55.000Z","dateReserved":"2021-05-13T00:00:00.000Z","dateUpdated":"2024-08-03T23:42:19.616Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}