{"id":"CVE-2021-32464","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-32464","generatedAt":"2026-10-28T01:51:28.031Z","title":"An incorrect permission assignment privilege escalation vulnerability in Trend Micro Apex One, Apex One as a Service and Worry-Free Business Security Services could allow an attacker to modify a specific script before it is executed.","description":"An incorrect permission assignment privilege escalation vulnerability in Trend Micro Apex One, Apex One as a Service and Worry-Free Business Security Services could allow an attacker to modify a specific script before it is executed. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.","published":"2021-08-04T19:15:08.000Z","lastModified":"2026-06-17T03:53:01.000Z","status":"Modified","sourceIdentifier":"security@trendmicro.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-276"],"affected":["trendmicro/apex one","trendmicro/officescan"],"epss":{"score":0.00589,"percentile":0.47903,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.59%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://success.trendmicro.com/jp/solution/000287796","tags":["Vendor Advisory"],"source":"security@trendmicro.com"},{"url":"https://success.trendmicro.com/solution/000286857","tags":["Vendor Advisory"],"source":"security@trendmicro.com"},{"url":"https://success.trendmicro.com/solution/000287819","tags":["Vendor Advisory"],"source":"security@trendmicro.com"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-910/","tags":["Third Party Advisory","VDB Entry"],"source":"security@trendmicro.com"},{"url":"https://success.trendmicro.com/jp/solution/000287796","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://success.trendmicro.com/solution/000286857","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://success.trendmicro.com/solution/000287819","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-910/","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-32464","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}