An issue was discovered in secdrv.sys as shipped in Microsoft Windows Vista, Windows 7, Windows 8, and Windows 8.1 before KB3086255, and as shipped in Macrovision SafeDisc. An uninitialized kernel pool allocation in IOCTL 0xCA002813 allows a local unprivileged attacker to leak 16 bits of uninitialized kernel PagedPool data.
Conclusion & alert: CVE-2018-7250 is rated Moderate Risk (57/100): CVSS Medium severity, with high exploitation likelihood (EPSS 11.78%, 93th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +2.26% 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 | 2025-12-20 | 9.52% | 11.78% | +2.26% |
| 2 | 2025-11-21 | 10.87% | 9.52% | -1.36% |
| 3 | 2025-11-18 | — | 10.87% | — |
Full EPSS history (17 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.5 | 3.0 | MEDIUM |
|
1.8 | 3.6 | [email protected] |
| 2.1 | 2.0 | LOW |
|
3.9 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | windows_7 | — | cpe:2.3:o:microsoft:windows_7:*:*:*:*:*:*:*:* |
| microsoft | windows_8 | — | cpe:2.3:o:microsoft:windows_8:*:*:*:*:*:*:*:* |
| microsoft | windows_8.1 | — | cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:* |
| microsoft | windows_vista | — | cpe:2.3:o:microsoft:windows_vista:*:*:*:*:*:*:*:* |
| tivo | safedisc | — | cpe:2.3:a:tivo:safedisc:-:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/Elvin9/SecDrvPoolLeak/blob/master/README.md | Third Party Advisory |