{"id":"CVE-2021-3485","aliases":["EUVD-2021-26807","GHSA-wg6r-fv2h-h7xm"],"status":"published","title":"Improper Input Validation in Bitdefender Endpoint Security Tools for Linux","description":"An Improper Input Validation vulnerability in the Product Update feature of Bitdefender Endpoint Security Tools for Linux allows a man-in-the-middle attacker to abuse the DownloadFile function of the Product Update to achieve remote code execution. This issue affects: Bitdefender Endpoint Security Tools for Linux versions prior to 6.2.21.155.","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0088,"percentile":0.59378,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-494"],"published":"2021-05-24T13:30:17Z","modified":"2026-06-17T04:05:11Z","products":[{"vendor":"bitdefender","product":"endpoint security tools for linux"},{"vendor":"bitdefender","product":"endpoint_security_tools"}],"references":[{"url":"https://www.bitdefender.com/support/security-advisories/improper-input-validation-in-bitdefender-endpoint-security-tools-for-linux-va-9769","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://herolab.usd.de/security-advisories/usd-2021-0014/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3485"},{"url":"https://herolab.usd.de/security-advisories/usd-2021-0014"},{"url":"https://github.com/advisories/GHSA-wg6r-fv2h-h7xm"}],"sources":{"cve":[{"id":"CVE-2021-3485","title":"Improper Input Validation in Bitdefender Endpoint Security Tools for Linux","description":"An Improper Input Validation vulnerability in the Product Update feature of Bitdefender Endpoint Security Tools for Linux allows a man-in-the-middle attacker to abuse the DownloadFile function of the Product Update to achieve remote code execution. This issue affects: Bitdefender Endpoint Security Tools for Linux versions prior to 6.2.21.155.","status":"published","published":"2021-05-24T13:30:17.816Z","modified":"2024-09-16T16:28:38.711Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T14:33:04.360272Z"}],"euvd":[{"id":"EUVD-2021-26807","description":"An Improper Input Validation vulnerability in the Product Update feature of Bitdefender Endpoint Security Tools for Linux allows a man-in-the-middle attacker to abuse the DownloadFile function of the Product Update to achieve remote code execution. This issue affects: Bitdefender Endpoint Security Tools for Linux versions prior to 6.2.21.155.","status":"published","published":"2021-05-24T13:30:17Z","modified":"2024-09-16T16:28:38Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-03T00:55:51.136895Z"}],"ghsa":[{"id":"GHSA-wg6r-fv2h-h7xm","title":"An Improper Input Validation vulnerability in the Product Update feature of Bitdefender Endpoint...","description":"An Improper Input Validation vulnerability in the Product Update feature of Bitdefender Endpoint Security Tools for Linux allows a man-in-the-middle attacker to abuse the DownloadFile function of the Product Update to achieve remote code execution. This issue affects: Bitdefender Endpoint Security Tools for Linux versions prior to 6.2.21.155.","status":"published","published":"2022-05-24T19:03:03Z","modified":"2024-09-16T18:32:24Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-20","CWE-494"],"updated_at":"2026-11-02T14:58:17.022968Z"}],"nvd":[{"id":"CVE-2021-3485","description":"An Improper Input Validation vulnerability in the Product Update feature of Bitdefender Endpoint Security Tools for Linux allows a man-in-the-middle attacker to abuse the DownloadFile function of the Product Update to achieve remote code execution. This issue affects: Bitdefender Endpoint Security Tools for Linux versions prior to 6.2.21.155.","status":"published","published":"2021-05-24T14:15:07.983Z","modified":"2026-06-17T04:05:11.307Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":6,"vector":"AV:N/AC:M/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T14:06:53.987491Z"}]}}