{"id":"CVE-2021-20135","aliases":["EUVD-2021-7592","GHSA-8pfq-m65h-x2qr"],"status":"published","title":"Nessus versions 8.15.2 and earlier were found to contain a local privilege escalation...","description":"Nessus versions 8.15.2 and earlier were found to contain a local privilege escalation vulnerability which could allow an authenticated, local administrator to run specific executables on the Nessus Agent host. Tenable has included a fix for this issue in Nessus 10.0.0. The installation files can be obtained from the Tenable Downloads Portal (https://www.tenable.com/downloads/nessus).","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00308,"percentile":0.23862,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2021-11-02T23:24:28Z","modified":"2026-06-17T03:33:19Z","products":[{"vendor":"tenable","product":"nessus"}],"references":[{"url":"https://www.tenable.com/security/tns-2021-18","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20135"},{"url":"https://github.com/advisories/GHSA-8pfq-m65h-x2qr"}],"sources":{"cve":[{"id":"CVE-2021-20135","description":"Nessus versions 8.15.2 and earlier were found to contain a local privilege escalation vulnerability which could allow an authenticated, local administrator to run specific executables on the Nessus Agent host. Tenable has included a fix for this issue in Nessus 10.0.0. The installation files can be obtained from the Tenable Downloads Portal (https://www.tenable.com/downloads/nessus).","status":"published","published":"2021-11-02T23:24:28Z","modified":"2024-08-03T17:30:07.575Z","updated_at":"2026-11-02T14:32:55.564736Z"}],"euvd":[{"id":"EUVD-2021-7592","description":"Nessus versions 8.15.2 and earlier were found to contain a local privilege escalation vulnerability which could allow an authenticated, local administrator to run specific executables on the Nessus Agent host. Tenable has included a fix for this issue in Nessus 10.0.0. The installation files can be obtained from the Tenable Downloads Portal (https://www.tenable.com/downloads/nessus).","status":"published","published":"2021-11-02T23:24:28Z","modified":"2024-08-03T17:30:07Z","updated_at":"2026-11-03T03:25:09.841069Z"}],"ghsa":[{"id":"GHSA-8pfq-m65h-x2qr","title":"Nessus versions 8.15.2 and earlier were found to contain a local privilege escalation...","description":"Nessus versions 8.15.2 and earlier were found to contain a local privilege escalation vulnerability which could allow an authenticated, local administrator to run specific executables on the Nessus Agent host. Tenable has included a fix for this issue in Nessus 10.0.0. The installation files can be obtained from the Tenable Downloads Portal (https://www.tenable.com/downloads/nessus).","status":"published","published":"2022-05-24T19:19:39Z","modified":"2023-01-27T05:04:20Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:42:26.227554Z"}],"nvd":[{"id":"CVE-2021-20135","description":"Nessus versions 8.15.2 and earlier were found to contain a local privilege escalation vulnerability which could allow an authenticated, local administrator to run specific executables on the Nessus Agent host. Tenable has included a fix for this issue in Nessus 10.0.0. The installation files can be obtained from the Tenable Downloads Portal (https://www.tenable.com/downloads/nessus).","status":"published","published":"2021-11-03T00:15:07.62Z","modified":"2026-06-17T03:33:19.94Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","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"}],"updated_at":"2026-11-02T14:07:00.549994Z"}]}}