Vulnerability Database

383,211

Total vulnerabilities in the database

CVE-2009-4325 — ibm / db2

Improper Input Validation

The Client Interfaces component in IBM DB2 8.2 before FP18, 9.1 before FP8, 9.5 before FP5, and 9.7 before FP1 does not validate an unspecified pointer, which allows attackers to overwrite "external memory" via unknown vectors, related to a missing "check for null pointers."

  • Published: Dec 16, 2009
  • Updated: Sep 12, 2026
  • CVE: CVE-2009-4325
  • Severity: Medium
  • Exploit:
  • CISA KEV:

CVSS v2:

  • Severity: Medium
  • Score: 6.4
  • AV:N/AC:L/Au:N/C:N/I:P/A:P

CWEs:

Software Affected versions
ibm / db2 = 8.2
ibm / db2 = 8.2-fp1
ibm / db2 = 8.2-fp10
ibm / db2 = 8.2-fp11
ibm / db2 = 8.2-fp12
ibm / db2 = 8.2-fp13
ibm / db2 = 8.2-fp14
ibm / db2 = 8.2-fp15
ibm / db2 = 8.2-fp16
ibm / db2 = 8.2-fp17
ibm / db2 = 8.2-fp2
ibm / db2 = 8.2-fp3
ibm / db2 = 8.2-fp4
ibm / db2 = 8.2-fp5
ibm / db2 = 8.2-fp6
ibm / db2 = 8.2-fp7
ibm / db2 = 8.2-fp8
ibm / db2 = 8.2-fp9
ibm / db2 = 9.1
ibm / db2 = 9.1-fp1
ibm / db2 = 9.1-fp2
ibm / db2 = 9.1-fp3
ibm / db2 = 9.1-fp3a
ibm / db2 = 9.1-fp4
ibm / db2 = 9.1-fp4a
ibm / db2 = 9.1-fp5
ibm / db2 = 9.1-fp6
ibm / db2 = 9.1-fp6a
ibm / db2 = 9.1-fp7
ibm / db2 = 9.5
ibm / db2 = 9.5-fp1
ibm / db2 = 9.5-fp2
ibm / db2 = 9.5-fp2a
ibm / db2 = 9.5-fp3
ibm / db2 = 9.5-fp3a
ibm / db2 = 9.5-fp3b
ibm / db2 = 9.7

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.