Integer overflow in the ReadWideString function in agentdpv.dll in Microsoft Agent on Microsoft Windows 2000 SP4, XP SP2, and Server 2003 up to SP1 allows remote attackers to execute arbitrary code via a large length value in an .ACF file, which results in a heap-based buffer overflow.
Conclusion & alert: CVE-2006-3445 is rated High Risk (67.2/100): CVSS High severity, with high exploitation likelihood (EPSS 64.91%, 98th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +2.76% over the last day, indicating growing attacker interest. 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 | 2025-12-28 | 62.14% | 64.91% | +2.76% |
| 2 | 2025-12-27 | 64.91% | 62.14% | -2.76% |
| 3 | 2025-10-28 | — | 64.91% | — |
Full EPSS history (17 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-2006-3445: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. | https://security.alpinelinux.org/vuln/CVE-2006-3445 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | windows_2000 | — | cpe:2.3:o:microsoft:windows_2000:*:sp4:*:fr:*:*:*:* |
| microsoft | windows_2003_server | 64-bit | cpe:2.3:o:microsoft:windows_2003_server:64-bit:*:*:*:*:*:*:* |
| microsoft | windows_2003_server | itanium | cpe:2.3:o:microsoft:windows_2003_server:itanium:*:*:*:*:*:*:* |
| microsoft | windows_2003_server | r2 | cpe:2.3:o:microsoft:windows_2003_server:r2:*:*:*:*:*:*:* |
| microsoft | windows_2003_server | sp1 | cpe:2.3:o:microsoft:windows_2003_server:sp1:*:*:*:*:*:*:* |
| microsoft | windows_2003_server | sp1 | cpe:2.3:o:microsoft:windows_2003_server:sp1:*:itanium:*:*:*:*:* |
| microsoft | windows_xp | — | cpe:2.3:o:microsoft:windows_xp:*:*:64-bit:*:*:*:*:* |
| microsoft | windows_xp | — | cpe:2.3:o:microsoft:windows_xp:*:sp2:tablet_pc:*:*:*:*:* |