{"containers":{"cna":{"affected":[{"product":"MELSEC iQ-R series CPU modules","vendor":"n/a","versions":[{"status":"affected","version":"R00/01/02CPU all versions, R04/08/16/32/120(EN)CPU all versions, R08/16/32/120SFCPU all versions, R08/16/32/120PCPU all versions, R08/16/32/120PSFCPU all versions"}]}],"descriptions":[{"lang":"en","value":"Uncontrolled Resource Consumption vulnerability in Mitsubishi Electric MELSEC iQ-R series CPU modules (R00/01/02CPU all versions, R04/08/16/32/120(EN)CPU all versions, R08/16/32/120SFCPU all versions, R08/16/32/120PCPU all versions, R08/16/32/120PSFCPU all versions) allows a remote unauthenticated attacker to prevent legitimate clients from connecting to the MELSOFT transmission port (TCP/IP) by not closing a connection properly, which may lead to a denial of service (DoS) condition."}],"problemTypes":[{"descriptions":[{"description":"Uncontrolled Resource Consumption","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2021-06-11T15:52:45.000Z","orgId":"e0f77b61-78fd-4786-b3fb-1ee347a748ad","shortName":"Mitsubishi"},"references":[{"tags":["x_refsource_MISC"],"url":"https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-003_en.pdf"},{"tags":["x_refsource_MISC"],"url":"https://jvn.jp/vu/JVNVU98060539/index.html"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp","ID":"CVE-2021-20591","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"MELSEC iQ-R series CPU modules","version":{"version_data":[{"version_value":"R00/01/02CPU all versions, R04/08/16/32/120(EN)CPU all versions, R08/16/32/120SFCPU all versions, R08/16/32/120PCPU all versions, R08/16/32/120PSFCPU all versions"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Uncontrolled Resource Consumption vulnerability in Mitsubishi Electric MELSEC iQ-R series CPU modules (R00/01/02CPU all versions, R04/08/16/32/120(EN)CPU all versions, R08/16/32/120SFCPU all versions, R08/16/32/120PCPU all versions, R08/16/32/120PSFCPU all versions) allows a remote unauthenticated attacker to prevent legitimate clients from connecting to the MELSOFT transmission port (TCP/IP) by not closing a connection properly, which may lead to a denial of service (DoS) condition."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Uncontrolled Resource Consumption"}]}]},"references":{"reference_data":[{"name":"https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-003_en.pdf","refsource":"MISC","url":"https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-003_en.pdf"},{"name":"https://jvn.jp/vu/JVNVU98060539/index.html","refsource":"MISC","url":"https://jvn.jp/vu/JVNVU98060539/index.html"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T17:45:44.388Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-003_en.pdf"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://jvn.jp/vu/JVNVU98060539/index.html"}]}]},"cveMetadata":{"assignerOrgId":"e0f77b61-78fd-4786-b3fb-1ee347a748ad","assignerShortName":"Mitsubishi","cveId":"CVE-2021-20591","datePublished":"2021-06-11T15:52:45.000Z","dateReserved":"2020-12-17T00:00:00.000Z","dateUpdated":"2024-08-03T17:45:44.388Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}