{"id":"CVE-2023-50308","aliases":["EUVD-2023-55113","GHSA-884g-c37h-jg8g"],"status":"published","title":"IBM Db2 denial of service","description":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables.  IBM X-Force ID:  273393.","severity":{"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":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00774,"percentile":0.5605,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2024-01-22T18:44:56Z","modified":"2026-06-17T06:39:27Z","products":[{"vendor":"ibm","product":"db2"},{"vendor":"ibm","product":"db2 for linux, unix and windows"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7105506","tags":["vendor-advisory","x_transferred","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/273393","tags":["vdb-entry","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20240307-0001/","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-50308"},{"url":"https://security.netapp.com/advisory/ntap-20240307-0001"},{"url":"https://github.com/advisories/GHSA-884g-c37h-jg8g"}],"sources":{"cve":[{"id":"CVE-2023-50308","title":"IBM Db2 denial of service","description":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables.  IBM X-Force ID:  273393.","status":"published","published":"2024-01-22T18:44:56.572Z","modified":"2025-06-10T16:03:52.62Z","cvss":[{"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":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:35:34.923818Z"}],"euvd":[{"id":"EUVD-2023-55113","description":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables.  IBM X-Force ID:  273393.","status":"published","published":"2024-01-22T18:44:56Z","modified":"2025-06-10T16:03:52Z","cvss":[{"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"}],"updated_at":"2026-11-02T20:32:26.841647Z"}],"ghsa":[{"id":"GHSA-884g-c37h-jg8g","title":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain...","description":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables.  IBM X-Force ID:  273393.","status":"published","published":"2024-01-22T21:31:07Z","modified":"2024-03-07T18:30:27Z","cvss":[{"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"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:55:39.473736Z"}],"nvd":[{"id":"CVE-2023-50308","description":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables.  IBM X-Force ID:  273393.","status":"published","published":"2024-01-22T19:15:09.003Z","modified":"2026-06-17T06:39:27.95Z","cvss":[{"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":"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-20"],"updated_at":"2026-11-02T14:09:01.900189Z"}]}}