The Net Search Extender (NSE) implementation in the Text Search component in IBM DB2 UDB…
Priority LOW 21CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
The Net Search Extender (NSE) implementation in the Text Search component in IBM DB2 UDB 9.5 before FP6a does not properly handle an alphanumeric Fuzzy search, which allows remote authenticated users to cause a denial of service (memory consumption and system hang) via the db2ext.textSearch function.
Why it matters now
EPSS 0.01104 65th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ibm:db2:9.5:*:*:*:*:*:*:* | 9.5 | Vulnerable | IBM |
| cpe:2.3:a:ibm:db2:9.5:fp1:*:*:*:*:*:* | 9.5 fp1 | Vulnerable | IBM |
| cpe:2.3:a:ibm:db2:9.5:fp2:*:*:*:*:*:* | 9.5 fp2 | Vulnerable | IBM |
| cpe:2.3:a:ibm:db2:9.5:fp2a:*:*:*:*:*:* | 9.5 fp2a | Vulnerable | IBM |
| cpe:2.3:a:ibm:db2:9.5:fp3:*:*:*:*:*:* | 9.5 fp3 | Vulnerable | IBM |
| cpe:2.3:a:ibm:db2:9.5:fp3a:*:*:*:*:*:* | 9.5 fp3a | Vulnerable | IBM |
| cpe:2.3:a:ibm:db2:9.5:fp3b:*:*:*:*:*:* | 9.5 fp3b | Vulnerable | IBM |
| cpe:2.3:a:ibm:db2:9.5:fp4:*:*:*:*:*:* | 9.5 fp4 | Vulnerable | IBM |
| cpe:2.3:a:ibm:db2:9.5:fp4a:*:*:*:*:*:* | 9.5 fp4a | Vulnerable | IBM |
| cpe:2.3:a:ibm:db2:9.5:fp5:*:*:*:*:*:* | 9.5 fp5 | Vulnerable | IBM |
- cpe:2.3:a:ibm:db2:9.5:*:*:*:*:*:*:* Versions 9.5 Vulnerable ·IBM
- cpe:2.3:a:ibm:db2:9.5:fp1:*:*:*:*:*:* Versions 9.5 fp1 Vulnerable ·IBM
- cpe:2.3:a:ibm:db2:9.5:fp2:*:*:*:*:*:* Versions 9.5 fp2 Vulnerable ·IBM
- cpe:2.3:a:ibm:db2:9.5:fp2a:*:*:*:*:*:* Versions 9.5 fp2a Vulnerable ·IBM
- cpe:2.3:a:ibm:db2:9.5:fp3:*:*:*:*:*:* Versions 9.5 fp3 Vulnerable ·IBM
- cpe:2.3:a:ibm:db2:9.5:fp3a:*:*:*:*:*:* Versions 9.5 fp3a Vulnerable ·IBM
- cpe:2.3:a:ibm:db2:9.5:fp3b:*:*:*:*:*:* Versions 9.5 fp3b Vulnerable ·IBM
- cpe:2.3:a:ibm:db2:9.5:fp4:*:*:*:*:*:* Versions 9.5 fp4 Vulnerable ·IBM
- cpe:2.3:a:ibm:db2:9.5:fp4a:*:*:*:*:*:* Versions 9.5 fp4a Vulnerable ·IBM
- cpe:2.3:a:ibm:db2:9.5:fp5:*:*:*:*:*:* Versions 9.5 fp5 Vulnerable ·IBM
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2010-3740
- 2026-10-03 Alias added: GHSA-qq8r-cpgg-wjp6
References
Advisory 1
More IBM Db2 vulnerabilities
- TI-2007-02494 Multiple buffer overflows in the DB2 JDBC Applet Server (DB2JDS) service in IBM DB2 9.x… CVSS 2.0HIGH 10.0
- TI-2010-03546 Stack-based buffer overflow in the validateUser implementation in the… CVSS 2.0HIGH 10.0
- TI-2026-08862 IBM® Db2® is vulnerable to remote code execution due to improper pre-auth DRDA handshake handling CVSS 3.1CRITICAL 9.8
- TI-2007-03566 IBM DB2 Universal Database (UDB) Administration Server (DAS) 8 before Fix Pack 16 and 9… CVSS 2.0HIGH 10.0
- TI-2008-06509 Buffer overflow in the DAS server in IBM DB2 8 before FP17, 9.1 before FP5, and 9.5… CVSS 2.0HIGH 10.0
- TI-2026-09068 IBM® Db2® is vulnerable to privilege escalation with a specially crafted query CVSS 3.1CRITICAL 9.8
Sources
- CVE-2010-3740 · CVE Program
- CVE-2010-3740 · NVD
- FIRST EPSS
- GHSA-qq8r-cpgg-wjp6 · GitHub Advisory Database · CC BY 4.0
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