{"cve":{"cve_id":"CVE-2022-43767","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":0.00723,"epss_percentile":0.49191,"epss_as_of":"2026-06-23","description":"A vulnerability has been identified in SIMATIC CP 1242-7 V2 (6GK7242-7KX31-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-1 (6GK7243-1BX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-7 LTE EU (6GK7243-7KX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-7 LTE US (6GK7243-7SX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1542SP-1 (6GK7542-6UX00-0XE0) (All versions < V2.3), SIMATIC CP 1542SP-1 IRC (6GK7542-6VX00-0XE0) (All versions < V2.3), SIMATIC CP 1543SP-1 (6GK7543-6WX00-0XE0) (All versions < V2.3), SIMATIC CP 443-1 (6GK7443-1EX30-0XE0) (All versions < V3.3), SIMATIC CP 443-1 (6GK7443-1EX30-0XE1) (All versions < V3.3), SIMATIC CP 443-1 Advanced (6GK7443-1GX30-0XE0) (All versions < V3.3), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (6AG2542-6VX00-4XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC (6AG1543-6WX00-7XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (6AG2543-6WX00-4XE0) (All versions < V2.3), SIPLUS NET CP 1242-7 V2 (6AG1242-7KX31-7XE0) (All versions < V3.4.29), SIPLUS NET CP 443-1 (6AG1443-1EX30-4XE0) (All versions < V3.3), SIPLUS NET CP 443-1 Advanced (6AG1443-1GX30-4XE0) (All versions < V3.3), SIPLUS S7-1200 CP 1243-1 (6AG1243-1BX30-2AX0) (All versions < V3.4.29), SIPLUS S7-1200 CP 1243-1 RAIL (6AG2243-1BX30-1XE0) (All versions < V3.4.29), SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0) (All versions < V2.3.6), TIM 1531 IRC (6GK7543-1MX00-0XE0) (All versions < V2.3.6). The webserver of the affected products contains a vulnerability that may lead to a denial of service condition. An attacker may cause a denial of service situation of the webserver of the affected product.","published_at":"2023-04-11T09:02:50.497000Z","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/E:P/RL:O/RC:C","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-833"],"nvd_references":["https://cert-portal.siemens.com/productcert/pdf/ssa-566905.pdf","https://cert-portal.siemens.com/productcert/html/ssa-139628.html","https://cert-portal.siemens.com/productcert/html/ssa-566905.html"],"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":"2026-06-29T01:21:07.499748Z"},"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"},{"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":"0","version_start_inclusive":true,"version_end":"V3.4.29","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-1242-7-v2:0:V3.4.29"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1243-1","product_name":"SIMATIC CP 1243-1","version_start":"0","version_start_inclusive":true,"version_end":"V3.4.29","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-1243-1:0:V3.4.29"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1243-1-dnp3-incl.-siplus-variants","product_name":"SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants)","version_start":"0","version_start_inclusive":true,"version_end":"V3.4.29","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-1243-1-dnp3-incl.-siplus-variants:0:V3.4.29"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1243-1-iec-incl.-siplus-variants","product_name":"SIMATIC CP 1243-1 IEC (incl. SIPLUS variants)","version_start":"0","version_start_inclusive":true,"version_end":"V3.4.29","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-1243-1-iec-incl.-siplus-variants:0:V3.4.29"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1243-7-lte-eu","product_name":"SIMATIC CP 1243-7 LTE EU","version_start":"0","version_start_inclusive":true,"version_end":"V3.4.29","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-1243-7-lte-eu:0:V3.4.29"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1243-7-lte-us","product_name":"SIMATIC CP 1243-7 LTE US","version_start":"0","version_start_inclusive":true,"version_end":"V3.4.29","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-1243-7-lte-us:0:V3.4.29"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1243-8-irc","product_name":"SIMATIC CP 1243-8 IRC","version_start":"0","version_start_inclusive":true,"version_end":"V3.4.29","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-1243-8-irc:0:V3.4.29"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1542sp-1","product_name":"SIMATIC CP 1542SP-1","version_start":"0","version_start_inclusive":true,"version_end":"V2.3","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-1542sp-1:0:V2.3"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1542sp-1-irc","product_name":"SIMATIC CP 1542SP-1 IRC","version_start":"0","version_start_inclusive":true,"version_end":"V2.3","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-1542sp-1-irc:0:V2.3"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-1543sp-1","product_name":"SIMATIC CP 1543SP-1","version_start":"0","version_start_inclusive":true,"version_end":"V2.3","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-1543sp-1:0:V2.3"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-443-1","product_name":"SIMATIC CP 443-1","version_start":"0","version_start_inclusive":true,"version_end":"V3.3","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-443-1:0:V3.3"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"simatic-cp-443-1-advanced","product_name":"SIMATIC CP 443-1 Advanced","version_start":"0","version_start_inclusive":true,"version_end":"V3.3","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:simatic-cp-443-1-advanced:0:V3.3"},{"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":"0","version_start_inclusive":true,"version_end":"V2.3","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:siplus-et-200sp-cp-1542sp-1-irc-tx-rail:0:V2.3"},{"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":"0","version_start_inclusive":true,"version_end":"V2.3","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:siplus-et-200sp-cp-1543sp-1-isec:0:V2.3"},{"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":"0","version_start_inclusive":true,"version_end":"V2.3","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:siplus-et-200sp-cp-1543sp-1-isec-tx-rail:0:V2.3"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-net-cp-1242-7-v2","product_name":"SIPLUS NET CP 1242-7 V2","version_start":"0","version_start_inclusive":true,"version_end":"V3.4.29","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:siplus-net-cp-1242-7-v2:0:V3.4.29"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-net-cp-443-1","product_name":"SIPLUS NET CP 443-1","version_start":"0","version_start_inclusive":true,"version_end":"V3.3","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:siplus-net-cp-443-1:0:V3.3"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-net-cp-443-1-advanced","product_name":"SIPLUS NET CP 443-1 Advanced","version_start":"0","version_start_inclusive":true,"version_end":"V3.3","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:siplus-net-cp-443-1-advanced:0:V3.3"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-s7-1200-cp-1243-1","product_name":"SIPLUS S7-1200 CP 1243-1","version_start":"0","version_start_inclusive":true,"version_end":"V3.4.29","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:siplus-s7-1200-cp-1243-1:0:V3.4.29"},{"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":"0","version_start_inclusive":true,"version_end":"V3.4.29","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:siplus-s7-1200-cp-1243-1-rail:0:V3.4.29"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"siplus-tim-1531-irc","product_name":"SIPLUS TIM 1531 IRC","version_start":"0","version_start_inclusive":true,"version_end":"V2.3.6","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:siplus-tim-1531-irc:0:V2.3.6"},{"vendor_slug":"siemens","vendor_name":"Siemens","product_slug":"tim-1531-irc","product_name":"TIM 1531 IRC","version_start":"0","version_start_inclusive":true,"version_end":"V2.3.6","version_end_inclusive":false,"cpe23_uri":"cve5:siemens:tim-1531-irc:0:V2.3.6"}],"exploit_refs":[],"news":[],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-566905.pdf","source_type":"MISC","tags":[]},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-139628.html","source_type":"MISC","tags":[]},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-566905.html","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2023-04-11T09:02:50.497000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:24:10.832026Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:24:10.832026Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:24:10.832026Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:21:07.499748Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:21:07.499748Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:21:07.499748Z","label":"SSVC decision revised","source":"vulnrichment"}]}