CVE-2009-4439
Unspecified vulnerability in the Query Compiler, Rewrite, and Optimizer component in IBM DB2 9.5...
Unspecified vulnerability in the Query Compiler, Rewrite, and Optimizer component in IBM DB2 9.5 before FP5 allows remote authenticated users to cause a denial of service (instance crash) by compiling a SQL query.
Exploit likelihood
What each source reports
NVD Score used
Unspecified vulnerability in the Query Compiler, Rewrite, and Optimizer component in IBM DB2 9.5 before FP5 allows remote authenticated users to cause a denial of service (instance crash) by compiling a SQL query.
- Record
CVE-2009-4439- CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
Unspecified vulnerability in the Query Compiler, Rewrite, and Optimizer component in IBM DB2 9.5 before FP5 allows remote authenticated users to cause a denial of service (instance crash) by compiling a SQL query.
- Record
CVE-2009-4439- Updated
- 2026-11-02
EUVDEUVD-2009-4406 No score
Unspecified vulnerability in the Query Compiler, Rewrite, and Optimizer component in IBM DB2 9.5 before FP5 allows remote authenticated users to cause a denial of service (instance crash) by compiling a SQL query.
- Record
EUVD-2009-4406- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wwmg-hpgx-829f No score
Unspecified vulnerability in the Query Compiler, Rewrite, and Optimizer component in IBM DB2 9.5...
Unspecified vulnerability in the Query Compiler, Rewrite, and Optimizer component in IBM DB2 9.5 before FP5 allows remote authenticated users to cause a denial of service (instance crash) by compiling a SQL query.
- Record
GHSA-wwmg-hpgx-829f- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-4439 is a medium vulnerability (CVSS 4.0) in Ibm Db2, published December 28, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.99%, the 80th percentile. No source names a fixed version.
References
www-01.ibm.com/support/docview.wss?uid=swg21293566
vupen.com/english/advisories/2009/3520
securityfocus.com/bid/37332
secunia.com/advisories/37759
nvd.nist.gov/vuln/detail/CVE-2009-4439
github.com/advisories/GHSA-wwmg-hpgx-829f