Buffer overflow in the TIFF image converter in the graphics filters in Microsoft Office XP SP3 and Office Converter Pack allows remote attackers to execute arbitrary code via a crafted TIFF image in an Office document, aka "TIFF Image Converter Buffer Overflow Vulnerability."
Conclusion & alert: CVE-2010-3949 is rated High Risk (74.1/100): CVSS Critical severity, with high exploitation likelihood (EPSS 62.13%, 98th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +2.48% 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 | 2025-06-17 | 59.65% | 62.13% | +2.48% |
| 2 | 2025-03-30 | 67.40% | 59.65% | -7.75% |
| 3 | 2025-03-29 | — | 67.40% | — |
Full EPSS history (22 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | office | xp | cpe:2.3:a:microsoft:office:xp:sp3:*:*:*:*:*:* |
| microsoft | office_converter_pack | — | cpe:2.3:a:microsoft:office_converter_pack:*:*:*:*:*:*:*:* |