{"cve":"CVE-2021-20987","nvd":{"published":"2021-02-16T17:15:12.973","modified":"2026-06-17T03:34:36.187","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","score":8.6},"cwes":["CWE-787"],"references":["https://cert.vde.com/en-us/advisories/vde-2021-007","https://kb.hilscher.com/pages/viewpage.action?pageId=108969480","https://cert.vde.com/en-us/advisories/vde-2021-007","https://kb.hilscher.com/pages/viewpage.action?pageId=108969480"],"products":["hilscher:ethernet\\/ip_adapter_firmware","pepperl-fuchs:pcv100-f200-b25-v1d-6011-6720_firmware","pepperl-fuchs:pcv100-f200-b25-v1d-6011_firmware","pepperl-fuchs:pcv50-f200-b25-v1d_firmware","pepperl-fuchs:pcv80-f200-b25-v1d_firmware","pepperl-fuchs:pxv100-f200-b25-v1d_firmware","pepperl-fuchs:pxv100i-f200-b25-v1d_firmware","pepperl-fuchs:wcs_firmware"],"source":"nvd","synced_at":"2026-10-19T21:15:50.279857260+00:00"},"epss":{"cve":"CVE-2021-20987","score":0.01138,"percentile":0.66577,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}