{"id":"CVE-2021-27223","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-27223","generatedAt":"2026-10-27T22:29:03.055Z","title":"A denial-of-service issue existed in one of modules that was incorporated in Kaspersky Anti-Virus products for home and Kaspersky Endpoint Security.","description":"A denial-of-service issue existed in one of modules that was incorporated in Kaspersky Anti-Virus products for home and Kaspersky Endpoint Security. A local user could cause Windows crash by running a specially crafted binary module. The fix was delivered automatically. Credits: (Straghkov Denis, Kurmangaleev Shamil, Fedotov Andrey, Kuts Daniil, Mishechkin Maxim, Akolzin Vitaliy) @ ISPRAS","published":"2022-04-01T23:15:09.000Z","lastModified":"2026-06-17T03:44:30.000Z","status":"Modified","sourceIdentifier":"vulnerability@kaspersky.com","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":[],"affected":["kaspersky/anti-virus","kaspersky/endpoint security","kaspersky/internet security","kaspersky/security cloud","kaspersky/small office security","kaspersky/total security"],"epss":{"score":0.00202,"percentile":0.10053,"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":"low","text":"Lower severity and a low EPSS score (0.20%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://support.kaspersky.com/general/vulnerability.aspx?el=12430#310322_1","tags":["Broken Link"],"source":"vulnerability@kaspersky.com"},{"url":"https://support.kaspersky.com/general/vulnerability.aspx?el=12430#310322_1","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-27223","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."}