{"id":"CVE-2021-44020","aliases":["EUVD-2021-30879","GHSA-hvc6-hc99-g3qf"],"status":"published","title":"An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 could...","description":"An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. This vulnerability is similar to but not identical to CVE-2021-44019 and 44021.","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":"2026-11-11","score":0.0035,"percentile":0.29009,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2021-12-03T10:50:11Z","modified":"2026-06-17T04:11:48Z","products":[{"vendor":"trend micro","product":"trend micro worry-free business security"},{"vendor":"trend micro, inc.","product":"trend micro worry-free business security"},{"vendor":"trendmicro","product":"worry-free_business_security"}],"references":[{"url":"https://success.trendmicro.com/solution/000289230","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-1365/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44020"},{"url":"https://github.com/advisories/GHSA-hvc6-hc99-g3qf"}],"sources":{"cve":[{"id":"CVE-2021-44020","description":"An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. This vulnerability is similar to but not identical to CVE-2021-44019 and 44021.","status":"published","published":"2021-12-03T10:50:11Z","modified":"2024-08-04T04:10:17.31Z","updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-30879","description":"An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. This vulnerability is similar to but not identical to CVE-2021-44019 and 44021.","status":"published","published":"2021-12-03T10:50:11Z","modified":"2024-08-04T04:10:17Z","updated_at":"2026-11-03T03:24:12.599691Z"}],"ghsa":[{"id":"GHSA-hvc6-hc99-g3qf","title":"An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 could...","description":"An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. This vulnerability is similar to but not identical to CVE-2021-44019 and 44021.","status":"published","published":"2021-12-04T00:00:54Z","modified":"2023-02-01T05:06:46Z","cwes":["CWE-269"],"updated_at":"2026-11-02T14:50:25.046492Z"}],"nvd":[{"id":"CVE-2021-44020","description":"An unnecessary privilege vulnerability in Trend Micro Worry-Free Business Security 10.0 SP1 could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. This vulnerability is similar to but not identical to CVE-2021-44019 and 44021.","status":"published","published":"2021-12-03T11:15:07.727Z","modified":"2026-06-17T04:11:48.14Z","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":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:07:01.811115Z"}]}}