CVE-2008-3958: IBM DB2

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

IBM DB2 UDB 8 before Fixpak 17 allows remote attackers to cause a denial of service (instance crash) via a crafted CONNECT/ATTACH data stream that simulates a V7 client connect/attach request. NOTE: this may overlap CVE-2008-3858. NOTE: this issue exists because of an incomplete fix for CVE-2008-3959.

Affected products

• IBM DB2: up to and including 8.0; version 8.0 only

Published 2008-09-11. Last modified 2026-06-16.