{"id":"CVE-2025-1991","aliases":["EUVD-2025-19451","GHSA-h658-g68v-wgc7"],"status":"published","title":"IBM Informix Dynamic Server denial of service","description":"IBM Informix Dynamic Server 12.10,14.10, and15.0 could allow a remote attacker to cause a denial of service due to an integer underflow when processing packets.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00442,"percentile":0.38824,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-191"],"published":"2025-06-28T13:02:21Z","modified":"2026-06-17T08:40:29Z","products":[{"vendor":"ibm","product":"informix dynamic server"},{"vendor":"ibm","product":"informix_dynamic_server"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7238455","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-1991"},{"url":"https://github.com/advisories/GHSA-h658-g68v-wgc7"}],"sources":{"cve":[{"id":"CVE-2025-1991","title":"IBM Informix Dynamic Server denial of service","description":"IBM Informix Dynamic Server 12.10,14.10, and15.0 could allow a remote attacker to cause a denial of service due to an integer underflow when processing packets.","status":"published","published":"2025-06-28T13:02:21Z","modified":"2025-08-24T11:40:02.546Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-191"],"updated_at":"2026-11-02T14:32:49.503917Z"}],"euvd":[{"id":"EUVD-2025-19451","description":"IBM Informix Dynamic Server 12.10,14.10, and15.0 could allow a remote attacker to cause a denial of service due to an integer underflow when processing packets.","status":"published","published":"2025-06-28T13:02:21Z","modified":"2025-08-24T11:40:02Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T20:31:54.001843Z"}],"ghsa":[{"id":"GHSA-h658-g68v-wgc7","title":"IBM Informix Dynamic Server 12.10,14.10, and15.0 could allow a remote attacker to cause a denial...","description":"IBM Informix Dynamic Server 12.10,14.10, and15.0 could allow a remote attacker to cause a denial of service due to an integer underflow when processing packets.","status":"published","published":"2025-06-28T15:30:54Z","modified":"2025-06-28T15:31:01Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-191"],"updated_at":"2026-11-02T15:02:51.611786Z"}],"nvd":[{"id":"CVE-2025-1991","description":"IBM Informix Dynamic Server 12.10,14.10, and15.0 could allow a remote attacker to cause a denial of service due to an integer underflow when processing packets.","status":"published","published":"2025-06-28T13:15:23.9Z","modified":"2026-06-17T08:40:29.53Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-191"],"updated_at":"2026-11-02T14:11:14.781314Z"}]}}