{"cve":{"cve_id":"CVE-2022-37301","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00702,"epss_percentile":0.48393,"epss_as_of":"2026-06-23","description":"A CWE-191: Integer Underflow (Wrap or Wraparound) vulnerability exists that could cause a denial of service of the controller due to memory access violations when using the Modbus TCP protocol. Affected products: Modicon M340 CPU (part numbers BMXP34*)(V3.40 and prior), Modicon M580 CPU (part numbers BMEP* and BMEH*)(V3.22 and prior), Legacy Modicon Quantum/Premium(All Versions), Modicon Momentum MDI (171CBU*)(All Versions), Modicon MC80 (BMKC80)(V1.7 and prior)","published_at":"2022-11-22T00:00:00Z","last_modified_at":null,"cvss_v3_score":7.5,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":true,"ssvc_technical_impact":"partial","cwes":["CWE-191"],"nvd_references":["https://www.se.com/us/en/download/document/SEVD-2022-221-02/"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-29T01:12:48.830977Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"N","value_label":"None"},{"metric":"I","name":"Integrity","value":"N","value_label":"None"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"schneider-electric","vendor_name":"Schneider Electric","product_slug":"legacy-modicon-quantum-premium","product_name":"Legacy Modicon Quantum/Premium","version_start":"All  Versions","version_start_inclusive":true,"version_end":"All  Versions","version_end_inclusive":true,"cpe23_uri":"cve5:schneider-electric:legacy-modicon-quantum-premium:All  Versions:All  Versions"},{"vendor_slug":"schneider-electric","vendor_name":"Schneider Electric","product_slug":"modicon-m340-cpu-part-numbers-bmxp34","product_name":"Modicon M340 CPU (part numbers BMXP34*)","version_start":"V","version_start_inclusive":true,"version_end":"3.40","version_end_inclusive":true,"cpe23_uri":"cve5:schneider-electric:modicon-m340-cpu-part-numbers-bmxp34:V:3.40"},{"vendor_slug":"schneider-electric","vendor_name":"Schneider Electric","product_slug":"modicon-m580-cpu-part-numbers-bmep-and-bmeh","product_name":"Modicon M580 CPU (part numbers BMEP* and BMEH*)","version_start":"V","version_start_inclusive":true,"version_end":"3.22","version_end_inclusive":true,"cpe23_uri":"cve5:schneider-electric:modicon-m580-cpu-part-numbers-bmep-and-bmeh:V:3.22"},{"vendor_slug":"schneider-electric","vendor_name":"Schneider Electric","product_slug":"modicon-mc80-bmkc80","product_name":"Modicon MC80 (BMKC80)","version_start":"V","version_start_inclusive":true,"version_end":"1.7","version_end_inclusive":true,"cpe23_uri":"cve5:schneider-electric:modicon-mc80-bmkc80:V:1.7"},{"vendor_slug":"schneider-electric","vendor_name":"Schneider Electric","product_slug":"modicon-momentum-mdi-171cbu","product_name":"Modicon Momentum MDI (171CBU*)","version_start":"All  Versions","version_start_inclusive":true,"version_end":"All  Versions","version_end_inclusive":true,"cpe23_uri":"cve5:schneider-electric:modicon-momentum-mdi-171cbu:All  Versions:All  Versions"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.se.com/us/en/download/document/SEVD-2022-221-02/","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2022-11-22T00:00:00Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:23:21.607926Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:23:21.607926Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:23:21.607926Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:12:48.830977Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:12:48.830977Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:12:48.830977Z","label":"SSVC decision revised","source":"vulnrichment"}]}