{"id":"CVE-2021-32466","aliases":["EUVD-2021-19320","GHSA-xq52-7mcc-4gqf"],"status":"published","title":"An uncontrolled search path element privilege escalation vulnerability in Trend Micro HouseCall...","description":"An uncontrolled search path element privilege escalation vulnerability in Trend Micro HouseCall for Home Networks version 5.3.1225 and below could allow an attacker to escalate privileges by placing a custom crafted file in a specific directory to load a malicious library. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system to exploit this vulnerability.","severity":{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00521,"percentile":0.44723,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-427"],"published":"2021-09-29T10:21:29Z","modified":"2026-06-17T03:53:00Z","products":[{"vendor":"trend micro","product":"trend micro housecall for home networks"},{"vendor":"trend micro, inc.","product":"trend micro housecall for home networks"},{"vendor":"trendmicro","product":"housecall_for_home_networks"}],"references":[{"url":"https://helpcenter.trendmicro.com/en-us/article/tmka-10626","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://helpcenter.trendmicro.com/ja-jp/article/TMKA-10621","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-1112/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32466"},{"url":"https://github.com/advisories/GHSA-xq52-7mcc-4gqf"}],"sources":{"cve":[{"id":"CVE-2021-32466","description":"An uncontrolled search path element privilege escalation vulnerability in Trend Micro HouseCall for Home Networks version 5.3.1225 and below could allow an attacker to escalate privileges by placing a custom crafted file in a specific directory to load a malicious library. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system to exploit this vulnerability.","status":"published","published":"2021-09-29T10:21:29Z","modified":"2024-08-03T23:17:29.531Z","cwes":["CWE-427"],"updated_at":"2026-11-02T14:33:06.658806Z"}],"euvd":[{"id":"EUVD-2021-19320","description":"An uncontrolled search path element privilege escalation vulnerability in Trend Micro HouseCall for Home Networks version 5.3.1225 and below could allow an attacker to escalate privileges by placing a custom crafted file in a specific directory to load a malicious library. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system to exploit this vulnerability.","status":"published","published":"2021-09-29T10:21:29Z","modified":"2024-08-03T23:17:29Z","updated_at":"2026-11-03T03:24:36.852603Z"}],"ghsa":[{"id":"GHSA-xq52-7mcc-4gqf","title":"An uncontrolled search path element privilege escalation vulnerability in Trend Micro HouseCall...","description":"An uncontrolled search path element privilege escalation vulnerability in Trend Micro HouseCall for Home Networks version 5.3.1225 and below could allow an attacker to escalate privileges by placing a custom crafted file in a specific directory to load a malicious library. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system to exploit this vulnerability.","status":"published","published":"2022-05-24T19:16:09Z","modified":"2023-01-30T05:02:32Z","cwes":["CWE-427"],"updated_at":"2026-11-02T14:46:39.888016Z"}],"nvd":[{"id":"CVE-2021-32466","description":"An uncontrolled search path element privilege escalation vulnerability in Trend Micro HouseCall for Home Networks version 5.3.1225 and below could allow an attacker to escalate privileges by placing a custom crafted file in a specific directory to load a malicious library. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system to exploit this vulnerability.","status":"published","published":"2021-09-29T11:15:07.337Z","modified":"2026-06-17T03:53:00.787Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.9,"vector":"AV:L/AC:M/Au:N/C:C/I:C/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-427"],"updated_at":"2026-11-02T14:06:59.314106Z"}]}}