{"id":"CVE-2021-38304","aliases":["EUVD-2021-24758","GHSA-hcq2-9985-7gxv"],"status":"published","title":"Improper input validation in the National Instruments NI-PAL driver in versions 20.0.0 and prior...","description":"Improper input validation in the National Instruments NI-PAL driver in versions 20.0.0 and prior may allow a privileged user to potentially enable escalation of privilege via local access.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.0044,"percentile":0.3872,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2021-09-17T15:51:16Z","modified":"2026-06-17T04:01:50Z","products":[{"vendor":"ni","product":"ni-pal"}],"references":[{"url":"https://www.ni.com/en-us/support/documentation/supplemental/21/improper-input-validation-in-ni-pal.html","tags":["x_refsource_MISC","x_transferred","Mitigation","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-38304"},{"url":"https://github.com/advisories/GHSA-hcq2-9985-7gxv"}],"sources":{"cve":[{"id":"CVE-2021-38304","description":"Improper input validation in the National Instruments NI-PAL driver in versions 20.0.0 and prior may allow a privileged user to potentially enable escalation of privilege via local access.","status":"published","published":"2021-09-17T15:51:16Z","modified":"2024-08-04T01:37:16.245Z","updated_at":"2026-11-02T14:33:07.349244Z"}],"euvd":[{"id":"EUVD-2021-24758","description":"Improper input validation in the National Instruments NI-PAL driver in versions 20.0.0 and prior may allow a privileged user to potentially enable escalation of privilege via local access.","status":"published","published":"2021-09-17T15:51:16Z","modified":"2024-08-04T01:37:16Z","updated_at":"2026-11-03T03:24:25.244479Z"}],"ghsa":[{"id":"GHSA-hcq2-9985-7gxv","title":"Improper input validation in the National Instruments NI-PAL driver in versions 20.0.0 and prior...","description":"Improper input validation in the National Instruments NI-PAL driver in versions 20.0.0 and prior may allow a privileged user to potentially enable escalation of privilege via local access.","status":"published","published":"2022-05-24T19:14:56Z","modified":"2023-01-30T05:02:09Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:46:34.725436Z"}],"nvd":[{"id":"CVE-2021-38304","description":"Improper input validation in the National Instruments NI-PAL driver in versions 20.0.0 and prior may allow a privileged user to potentially enable escalation of privilege via local access.","status":"published","published":"2021-09-17T16:15:07.61Z","modified":"2026-06-17T04:01:50.233Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:06:58.933037Z"}]}}