CVE-2024-45675

IBM Informix Dynamic Server Authentication Bypass

Published Dec 2, 2025 CVSS 3.1 · 8.4 High EPSS < 1% KEV · Not listed
Description
IBM Informix Dynamic Server 14.10 could allow a local user on the system to log into the Informix server as administrator without a password.

Remediation

Vendor Solution

Remediation/Fixes Impact is limited to Informix Server on Windows. No exploitation has been observed or is possible on non‑Windows platforms. Update to IBM Informix Dynamic Server 14.10.xC11W1. Fix is available on IBM Fix Central - Select Fixes - Informix Server . Follow the instructions for Database server upgrades in the Informix Servers documentation Follow the instructions to install or upgrade Informix in the What's new and changed in Informix in the IBM Cloud Pak for Data documentation.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:ibm:informix_dynamic_server:*:*:*:*:-:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description IBM Informix Dynamic Server 14.10 could allow a local user on the system to log into the Informix server as administrator without a password.
Title IBM Informix Dynamic Server Authentication Bypass
First Time appeared Ibm
Ibm informix Dynamic Server
Weaknesses CWE-309
CPEs cpe:2.3:a:ibm:informix_dynamic_server:14.10:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm informix Dynamic Server
References
Metrics cvssV3_1

{'score': 8.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Feb 26, 2026, 4:57 PM
Reserved
Sep 3, 2024, 1:50 PM
Status
Analyzed
Published
Dec 2, 2025, 3:16 AM
Modified
Sep 26, 2026, 9:10 PM