{"id":"CVE-2025-1000","aliases":["EUVD-2025-13427","GHSA-66j9-wx8r-qgqq"],"status":"published","title":"IBM Db2 denial of service","description":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 \n\ncould allow an authenticated user to cause a denial of service when connecting to a z/OS database due to improper handling of automatic client rerouting.","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":"2026-11-11","score":0.00394,"percentile":0.34,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-770"],"published":"2025-05-05T20:55:46Z","modified":"2026-06-17T08:38:11Z","products":[{"vendor":"ibm","product":"db2"},{"vendor":"ibm","product":"db2 for linux, unix and windows"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7232528","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20250516-0002/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-1000"},{"url":"https://security.netapp.com/advisory/ntap-20250516-0002"},{"url":"https://github.com/advisories/GHSA-66j9-wx8r-qgqq"}],"sources":{"cve":[{"id":"CVE-2025-1000","title":"IBM Db2 denial of service","description":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 \n\ncould allow an authenticated user to cause a denial of service when connecting to a z/OS database due to improper handling of automatic client rerouting.","status":"published","published":"2025-05-05T20:55:46.335Z","modified":"2025-11-03T19:35:12.546Z","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":"2026-11-02T14:32:49.824855Z"}],"euvd":[{"id":"EUVD-2025-13427","description":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 \n\ncould allow an authenticated user to cause a denial of service when connecting to a z/OS database due to improper handling of automatic client rerouting.","status":"published","published":"2025-05-05T20:55:46Z","modified":"2025-11-03T19:35:12Z","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":"2026-11-02T19:49:33.639996Z"}],"ghsa":[{"id":"GHSA-66j9-wx8r-qgqq","title":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1...","description":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 \n\ncould allow an authenticated user to cause a denial of service when connecting to a z/OS database due to improper handling of automatic client rerouting.","status":"published","published":"2025-05-05T21:31:30Z","modified":"2025-11-03T21:34:52Z","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":"2026-11-02T15:04:24.938946Z"}],"nvd":[{"id":"CVE-2025-1000","description":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 \n\ncould allow an authenticated user to cause a denial of service when connecting to a z/OS database due to improper handling of automatic client rerouting.","status":"published","published":"2025-05-05T21:15:47.12Z","modified":"2026-06-17T08:38:11.787Z","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":"2026-11-02T14:11:04.33372Z"}]}}