{"cve":{"cve_id":"CVE-2022-34819","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":0.01523,"epss_percentile":0.71351,"epss_as_of":"2026-06-23","description":"A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions < V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions < V3.3.46), SIMATIC CP 1243-7 LTE US (All versions < V3.3.46), SIMATIC CP 1243-8 IRC (All versions < V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions >= V2.0 < V2.2.28), SIMATIC CP 1543-1 (All versions < V3.0.22), SIMATIC CP 1543SP-1 (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions < V3.3.46), SIPLUS NET CP 1543-1 (All versions < V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions < V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions < V3.3.46). The application lacks proper validation of user-supplied data when parsing specific messages. This could result in a heap-based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of device.","published_at":"2022-07-12T10:07:27Z","last_modified_at":null,"cvss_v3_score":10.0,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C","cvss_v3_severity":"CRITICAL","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":true,"ssvc_technical_impact":"total","cwes":["CWE-122"],"nvd_references":["https://cert-portal.siemens.com/productcert/pdf/ssa-517377.pdf"],"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":"2026-06-29T01:10:01.514663Z"},"effective_severity":"CRITICAL","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":"C","value_label":"Changed"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"},{"metric":"E","name":"E","value":"P","value_label":"Physical"},{"metric":"RL","name":"RL","value":"O","value_label":"O"},{"metric":"RC","name":"RC","value":"C","value_label":"Changed"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1242-7-v2","product_name":"SIMATIC CP 1242-7 V2","version_start":"All versions < V3.3.46","version_start_inclusive":true,"version_end":"All versions < V3.3.46","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:simatic-cp-1242-7-v2:All versions < V3.3.46:All versions < V3.3.46"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1243-1","product_name":"SIMATIC CP 1243-1","version_start":"All versions < V3.3.46","version_start_inclusive":true,"version_end":"All versions < V3.3.46","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:simatic-cp-1243-1:All versions < V3.3.46:All versions < V3.3.46"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1243-7-lte-eu","product_name":"SIMATIC CP 1243-7 LTE EU","version_start":"All versions < V3.3.46","version_start_inclusive":true,"version_end":"All versions < V3.3.46","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:simatic-cp-1243-7-lte-eu:All versions < V3.3.46:All versions < V3.3.46"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1243-7-lte-us","product_name":"SIMATIC CP 1243-7 LTE US","version_start":"All versions < V3.3.46","version_start_inclusive":true,"version_end":"All versions < V3.3.46","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:simatic-cp-1243-7-lte-us:All versions < V3.3.46:All versions < V3.3.46"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1243-8-irc","product_name":"SIMATIC CP 1243-8 IRC","version_start":"All versions < V3.3.46","version_start_inclusive":true,"version_end":"All versions < V3.3.46","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:simatic-cp-1243-8-irc:All versions < V3.3.46:All versions < V3.3.46"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1542sp-1-irc","product_name":"SIMATIC CP 1542SP-1 IRC","version_start":"All versions >= V2.0 < V2.2.28","version_start_inclusive":true,"version_end":"All versions >= V2.0 < V2.2.28","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:simatic-cp-1542sp-1-irc:All versions >= V2.0 < V2.2.28:All versions >= V2.0 < V2.2.28"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1543-1","product_name":"SIMATIC CP 1543-1","version_start":"All versions < V3.0.22","version_start_inclusive":true,"version_end":"All versions < V3.0.22","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:simatic-cp-1543-1:All versions < V3.0.22:All versions < V3.0.22"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1543sp-1","product_name":"SIMATIC CP 1543SP-1","version_start":"All versions >= V2.0 < V2.2.28","version_start_inclusive":true,"version_end":"All versions >= V2.0 < V2.2.28","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:simatic-cp-1543sp-1:All versions >= V2.0 < V2.2.28:All versions >= V2.0 < V2.2.28"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-et-200sp-cp-1542sp-1-irc-tx-rail","product_name":"SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL","version_start":"All versions >= V2.0 < V2.2.28","version_start_inclusive":true,"version_end":"All versions >= V2.0 < V2.2.28","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:siplus-et-200sp-cp-1542sp-1-irc-tx-rail:All versions >= V2.0 < V2.2.28:All versions >= V2.0 < V2.2.28"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-et-200sp-cp-1543sp-1-isec","product_name":"SIPLUS ET 200SP CP 1543SP-1 ISEC","version_start":"All versions >= V2.0 < V2.2.28","version_start_inclusive":true,"version_end":"All versions >= V2.0 < V2.2.28","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:siplus-et-200sp-cp-1543sp-1-isec:All versions >= V2.0 < V2.2.28:All versions >= V2.0 < V2.2.28"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-et-200sp-cp-1543sp-1-isec-tx-rail","product_name":"SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL","version_start":"All versions >= V2.0 < V2.2.28","version_start_inclusive":true,"version_end":"All versions >= V2.0 < V2.2.28","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:siplus-et-200sp-cp-1543sp-1-isec-tx-rail:All versions >= V2.0 < V2.2.28:All versions >= V2.0 < V2.2.28"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-net-cp-1242-7-v2","product_name":"SIPLUS NET CP 1242-7 V2","version_start":"All versions < V3.3.46","version_start_inclusive":true,"version_end":"All versions < V3.3.46","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:siplus-net-cp-1242-7-v2:All versions < V3.3.46:All versions < V3.3.46"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-net-cp-1543-1","product_name":"SIPLUS NET CP 1543-1","version_start":"All versions < V3.0.22","version_start_inclusive":true,"version_end":"All versions < V3.0.22","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:siplus-net-cp-1543-1:All versions < V3.0.22:All versions < V3.0.22"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-s7-1200-cp-1243-1","product_name":"SIPLUS S7-1200 CP 1243-1","version_start":"All versions < V3.3.46","version_start_inclusive":true,"version_end":"All versions < V3.3.46","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:siplus-s7-1200-cp-1243-1:All versions < V3.3.46:All versions < V3.3.46"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-s7-1200-cp-1243-1-rail","product_name":"SIPLUS S7-1200 CP 1243-1 RAIL","version_start":"All versions < V3.3.46","version_start_inclusive":true,"version_end":"All versions < V3.3.46","version_end_inclusive":true,"cpe23_uri":"cve5:siemens:siplus-s7-1200-cp-1243-1-rail:All versions < V3.3.46:All versions < V3.3.46"}],"exploit_refs":[],"news":[],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-517377.pdf","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2022-07-12T10:07:27Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:23:01.141755Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:23:01.141755Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:23:01.141755Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:10:01.514663Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:10:01.514663Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:10:01.514663Z","label":"SSVC decision revised","source":"vulnrichment"}]}