{"id":"CVE-2021-43982","aliases":["EUVD-2021-30843","GHSA-cx3c-jf2w-95p5"],"status":"published","title":"Delta Electronics CNCSoft","description":"Delta Electronics CNCSoft Versions 1.01.30 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.09594,"percentile":0.95516,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2021-12-09T21:36:14Z","modified":"2026-06-17T04:11:44Z","products":[{"vendor":"delta electronics","product":"cncsoft"},{"vendor":"deltaww","product":"cncsoft"}],"references":[{"url":"https://www.cisa.gov/uscert/ics/advisories/icsa-21-334-03","tags":["x_refsource_MISC","x_transferred","Mitigation","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43982"},{"url":"https://github.com/advisories/GHSA-cx3c-jf2w-95p5"}],"sources":{"cve":[{"id":"CVE-2021-43982","title":"Delta Electronics CNCSoft","description":"Delta Electronics CNCSoft Versions 1.01.30 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.","status":"published","published":"2021-12-09T21:36:14.437Z","modified":"2024-09-16T17:08:35.13Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:32:57.033395Z"}],"euvd":[{"id":"EUVD-2021-30843","description":"Delta Electronics CNCSoft Versions 1.01.30 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.","status":"published","published":"2021-12-09T21:36:14Z","modified":"2024-09-16T17:08:35Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:55:44.825687Z"}],"ghsa":[{"id":"GHSA-cx3c-jf2w-95p5","title":"Delta Electronics CNCSoft Versions 1.01.30 and prior are vulnerable to a stack-based buffer...","description":"Delta Electronics CNCSoft Versions 1.01.30 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.","status":"published","published":"2021-12-10T00:00:29Z","modified":"2023-02-01T05:07:02Z","cwes":["CWE-121"],"updated_at":"2026-11-02T14:50:28.399252Z"}],"nvd":[{"id":"CVE-2021-43982","description":"Delta Electronics CNCSoft Versions 1.01.30 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.","status":"published","published":"2021-12-09T22:15:07.743Z","modified":"2026-06-17T04:11:44.357Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:07:02.189991Z"}]}}