The default permissions for the Cryptography\Offload registry key used by the OffloadModExpo in Windows NT 4.0 allows local users to obtain compromise the cryptographic keys of other users.
Conclusion & alert: CVE-2000-0259 is rated Moderate Risk (54.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.48%). Core evidence: EPSS rose +1.10% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule 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 | 0.37% | 1.48% | +1.10% |
| 2 | 2025-03-30 | 0.24% | 0.37% | +0.13% |
| 3 | 2025-03-29 | — | 0.24% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.2 | 2.0 | HIGH |
|
3.9 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | terminal_server | — | cpe:2.3:a:microsoft:terminal_server:*:*:*:*:*:*:*:* |
| microsoft | windows_nt | 4.0 | cpe:2.3:o:microsoft:windows_nt:4.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/1105 | Patch Vendor Advisory |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-024 |