{"api_version":"1","generated_at":"2026-04-23T10:43:12+00:00","cve":"CVE-2021-20987","urls":{"html":"https://cve.report/CVE-2021-20987","api":"https://cve.report/api/cve/CVE-2021-20987.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-20987","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-20987"},"summary":{"title":"CVE-2021-20987","description":"A denial of service and memory corruption vulnerability was found in Hilscher EtherNet/IP Core V2 prior to V2.13.0.21that may lead to code injection through network or make devices crash without recovery.","state":"PUBLIC","assigner":"info@cert.vde.com","published_at":"2021-02-16 17:15:00","updated_at":"2022-04-26 14:11:00"},"problem_types":["CWE-787"],"metrics":[],"references":[{"url":"https://kb.hilscher.com/pages/viewpage.action?pageId=108969480","name":"https://kb.hilscher.com/pages/viewpage.action?pageId=108969480","refsource":"CONFIRM","tags":["Vendor Advisory"],"title":"2019-08-08 EtherNet/IP stack crash for specific CIP service - Hilscher Cyber Security - Knowledgebase","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://cert.vde.com/en-us/advisories/vde-2021-007","name":"https://cert.vde.com/en-us/advisories/vde-2021-007","refsource":"CONFIRM","tags":["Third Party Advisory"],"title":"PEPPERL+FUCHS: Multiple Products - Vulnerability may allow remote attackers to cause a Denial Of Service — English (USA)","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-20987","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20987","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"hilscher","cpe5":"ethernet\\/ip_adapter","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"hilscher","cpe5":"ethernet\\/ip_adapter","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"hilscher","cpe5":"ethernet\\/ip_adapter","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"hilscher","cpe5":"ethernet\\/ip_adapter_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"hilscher","cpe5":"ethernet\\/ip_adapter_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv100-f200-b25-v1d-6011","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv100-f200-b25-v1d-6011","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv100-f200-b25-v1d-6011","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv100-f200-b25-v1d-6011-6720","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv100-f200-b25-v1d-6011-6720","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv100-f200-b25-v1d-6011-6720","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"1","versionEndIncluding":"1.10.0","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"pepperl-fuchs","cpe5":"pcv100-f200-b25-v1d-6011-6720_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"1","versionEndIncluding":"1.10.0","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"pepperl-fuchs","cpe5":"pcv100-f200-b25-v1d-6011_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv50-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv50-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv50-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"1","versionEndIncluding":"1.10.0","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"pepperl-fuchs","cpe5":"pcv50-f200-b25-v1d_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv80-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv80-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pcv80-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"1","versionEndIncluding":"1.10.0","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"pepperl-fuchs","cpe5":"pcv80-f200-b25-v1d_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pxv100-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pxv100-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pxv100-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"1","versionEndIncluding":"1.10.0","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"pepperl-fuchs","cpe5":"pxv100-f200-b25-v1d_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pxv100i-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pxv100i-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"pxv100i-f200-b25-v1d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"1","versionEndIncluding":"1.10.0","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"pepperl-fuchs","cpe5":"pxv100i-f200-b25-v1d_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510d","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510d-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510d-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510d-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510dh","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510dh","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510dh","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510dh-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510dh-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510dh-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510h","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510h","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510h","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510h-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510h-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"pepperl-fuchs","cpe5":"wcs3b-ls510h-om","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"20987","vulnerable":"1","versionEndIncluding":"1.2.1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"pepperl-fuchs","cpe5":"wcs_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"info@cert.vde.com","DATE_PUBLIC":"2021-02-15T13:00:00.000Z","ID":"CVE-2021-20987","STATE":"PUBLIC","TITLE":"Hilscher: EtherNet/IP stack crash for specific CIP service"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"EtherNet/IP Core V2","version":{"version_data":[{"version_affected":"<","version_name":"V2","version_value":"V2.13.0.21"}]}}]},"vendor_name":"Hilscher"},{"product":{"product_data":[{"product_name":"PCV/PXV/PGV","version":{"version_data":[{"version_affected":"<=","version_name":"PXV100-F200-B25-V1D, PXV100I-F200-B25-V1D, PCV100-F200-B25-V1D-6011-6720, PCV50-F200-B25-V1D, PCV80-F200-B25-V1D, PCV100-F200-B25-V1D-6011","version_value":"V1.10.0"}]}},{"product_name":"WCS","version":{"version_data":[{"version_affected":"<=","version_name":"WCS3B-LS510, WCS3B-LS510H, WCS3B-LS510D, WCS3B-LS510DH, WCS3B-LS510H-OM, WCS3B-LS510DH-OM, WCS3B-LS510D-OM, WCS3B-LS510-OM","version_value":"V1.2.1"}]}}]},"vendor_name":"Pepper+Fuchs"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A denial of service and memory corruption vulnerability was found in Hilscher EtherNet/IP Core V2 prior to V2.13.0.21that may lead to code injection through network or make devices crash without recovery."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.6,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-787 Out-of-bounds Write"}]}]},"references":{"reference_data":[{"name":"https://kb.hilscher.com/pages/viewpage.action?pageId=108969480","refsource":"CONFIRM","url":"https://kb.hilscher.com/pages/viewpage.action?pageId=108969480"},{"name":"https://cert.vde.com/en-us/advisories/vde-2021-007","refsource":"CONFIRM","url":"https://cert.vde.com/en-us/advisories/vde-2021-007"}]},"source":{"advisory":"vde-2021-007","defect":["vde-2021-007"],"discovery":"UNKNOWN"}},"nvd":{"publishedDate":"2021-02-16 17:15:00","lastModifiedDate":"2022-04-26 14:11:00","problem_types":["CWE-787"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":8.6,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":4},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:C","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE","baseScore":7.8},"severity":"HIGH","exploitabilityScore":10,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:hilscher:ethernet\\/ip_adapter_firmware:*:*:*:*:*:*:*:*","versionStartIncluding":"2.0","versionEndExcluding":"2.13.0.21","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:hilscher:ethernet\\/ip_adapter:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]},{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:pepperl-fuchs:wcs_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.2.1","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:wcs3b-ls510:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:wcs3b-ls510-om:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:wcs3b-ls510d:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:wcs3b-ls510d-om:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:wcs3b-ls510dh:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:wcs3b-ls510dh-om:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:wcs3b-ls510h:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:wcs3b-ls510h-om:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]},{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:pepperl-fuchs:pxv100-f200-b25-v1d_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.10.0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:pxv100-f200-b25-v1d:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]},{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:pepperl-fuchs:pxv100i-f200-b25-v1d_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.10.0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:pxv100i-f200-b25-v1d:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]},{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:pepperl-fuchs:pcv100-f200-b25-v1d-6011-6720_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.10.0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:pcv100-f200-b25-v1d-6011-6720:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]},{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:pepperl-fuchs:pcv50-f200-b25-v1d_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.10.0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:pcv50-f200-b25-v1d:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]},{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:pepperl-fuchs:pcv80-f200-b25-v1d_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.10.0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:pcv80-f200-b25-v1d:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]},{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:pepperl-fuchs:pcv100-f200-b25-v1d-6011_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.10.0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:pepperl-fuchs:pcv100-f200-b25-v1d-6011:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"20987","Ordinal":"195032","Title":"CVE-2021-20987","CVE":"CVE-2021-20987","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"20987","Ordinal":"1","NoteData":"A denial of service and memory corruption vulnerability was found in Hilscher EtherNet/IP Core V2 prior to V2.13.0.21that may lead to code injection through network or make devices crash without recovery.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"20987","Ordinal":"2","NoteData":"2021-02-16","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"20987","Ordinal":"3","NoteData":"2021-02-16","Type":"Other","Title":"Modified"}]}}}