Stack-based buffer overflow in a certain ActiveX control in VDT70.DLL in Microsoft Visual Database Tools Database Designer 7.0 for Microsoft Visual Studio 6 allows remote attackers to execute arbitrary code via a long argument to the NotSafe method. NOTE: this may overlap CVE-2007-2885 or CVE-2005-2127.
Conclusion & alert: CVE-2007-4254 is rated High Exploit Risk (70.6/100): CVSS Medium severity, with high exploitation likelihood (EPSS 11.55%, 95th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 4259 | exploit_db | edb | 2007-08-06 | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 32.42% | 11.55% | -20.88% |
| 2 | 2026-03-27 | 32.06% | 32.42% | +0.37% |
| 3 | 2025-11-07 | — | 32.06% | — |
Full EPSS history (13 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | visual_database_tools_database_designer | 7.0 | cpe:2.3:a:microsoft:visual_database_tools_database_designer:7.0:*:*:*:*:*:*:* |
| microsoft | visual_studio | 6.0 | cpe:2.3:a:microsoft:visual_studio:6.0:*:*:*:*:*:*:* |