{"cve":"CVE-2021-20227","nvd":{"published":"2021-03-23T17:15:13.747","modified":"2026-10-14T11:16:51.263","status":"Modified","description":"A flaw was found in SQLite's SELECT query functionality (src/select.c). This flaw allows an attacker who is capable of running SQL queries locally on the SQLite database to cause a denial of service or possible code execution by triggering a use-after-free. The highest threat from this vulnerability is to system availability.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-416"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1924886","https://security.gentoo.org/glsa/202103-04","https://security.gentoo.org/glsa/202210-40","https://security.netapp.com/advisory/ntap-20210423-0010/","https://www.oracle.com//security-alerts/cpujul2021.html"],"products":["oracle:communications_network_charging_and_control","oracle:enterprise_manager_for_oracle_database","oracle:jd_edwards_enterpriseone_tools","oracle:mysql_workbench","oracle:outside_in_technology","oracle:zfs_storage_appliance_kit","sqlite:sqlite"],"source":"nvd","synced_at":"2026-10-19T21:15:50.279857260+00:00"},"epss":{"cve":"CVE-2021-20227","score":0.00654,"percentile":0.51038,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}