Stack-based buffer overflow in the EnumeratePrintShares function in Windows Print Spooler Service (win32spl.dll) in Microsoft Windows 2000 SP4 allows remote printer servers to execute arbitrary code via a crafted ShareName in a response to an RPC request, related to "printing data structures," aka "Buffer Overflow in Print Spooler Vulnerability."
Conclusion & alert: CVE-2009-0228 is rated High Risk (69/100): CVSS Critical severity, with high exploitation likelihood (EPSS 20.50%, 97th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 42.78% | 20.50% | -22.28% |
| 2 | 2026-04-19 | 41.21% | 42.78% | +1.57% |
| 3 | 2025-10-23 | — | 41.21% | — |
Full EPSS history (32 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | windows_2000 | — | cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:* |