CVE-2025-1991

IBM Informix Dynamic Server denial of service

Published Jun 28, 2025 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

Update to IBM Informix Dynamic Server 14.10.xC11W2. Fix is available on IBM Fix Central - Select Fixes - Informix Server. Follow the instructions for Database server upgrades in the Informix Servers documentation. Update to IBM Informix Dynamic Server 12.10.xC16W2. Fix is available on IBM Fix Central - Select Fixes - Informix Server. Follow the instructions for Database server upgrades in the Informix Servers documentation.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-19451 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.
History
Type Values Removed Values Added
CPEs cpe:2.3:a:ibm:informix_dynamic_server:14.10:-:*:*:-:*:*:*
cpe:2.3:a:ibm:informix_dynamic_server:15.0:-:*:*:-:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title IBM Informix Dynamic Server denial of service
First Time appeared Ibm
Ibm informix Dynamic Server
Weaknesses CWE-191
CPEs cpe:2.3:a:ibm:informix_dynamic_server:12.10:-:*:*:-:*:*:*
cpe:2.3:a:ibm:informix_dynamic_server:14.10:*:*:*:*:*:*:*
cpe:2.3:a:ibm:informix_dynamic_server:15.0:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm informix Dynamic Server
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Aug 24, 2025, 11:40 AM
Reserved
Mar 5, 2025, 4:10 PM
Status
Analyzed
Published
Jun 28, 2025, 1:15 PM
Modified
Jun 17, 2026, 8:40 AM