{"id":"CVE-2023-30443","aliases":["EUVD-2023-34861","GHSA-rghv-2x52-r3g8"],"status":"published","title":"IBM Db2 denial of service","description":"IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to denial of service with a specially crafted query.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00473,"percentile":0.41224,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-770"],"published":"2024-12-19T01:04:07Z","modified":"2026-06-17T05:54:42Z","products":[{"vendor":"ibm","product":"db2"},{"vendor":"ibm","product":"db2 for linux, unix and windows"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7010557","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-30443"},{"url":"https://github.com/advisories/GHSA-rghv-2x52-r3g8"}],"sources":{"cve":[{"id":"CVE-2023-30443","title":"IBM Db2 denial of service","description":"IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to denial of service with a specially crafted query.","status":"published","published":"2024-12-19T01:04:07.275Z","modified":"2024-12-19T16:38:43.36Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:35:22.309324Z"}],"euvd":[{"id":"EUVD-2023-34861","description":"IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to denial of service with a specially crafted query.","status":"published","published":"2024-12-19T01:04:07Z","modified":"2024-12-19T16:38:43Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T00:04:34.09119Z"}],"ghsa":[{"id":"GHSA-rghv-2x52-r3g8","title":"IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is...","description":"IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to denial of service with a specially crafted query.","status":"published","published":"2024-12-19T03:30:41Z","modified":"2024-12-19T03:30:42Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:59:14.104556Z"}],"nvd":[{"id":"CVE-2023-30443","description":"IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to denial of service with a specially crafted query.","status":"published","published":"2024-12-19T02:15:22.223Z","modified":"2026-06-17T05:54:42.7Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:09:20.080574Z"}]}}