Race condition in the client in Symantec Endpoint Protection (SEP) 12.1 before RU6 MP5 allows local users to bypass intended restrictions on USB file transfer by conducting filesystem operations before the SEP device manager recognizes a new USB device.
Conclusion & alert: CVE-2015-8801 is rated Low Risk (18/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.27%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.
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 | 0.06% | 0.27% | +0.21% |
| 2 | 2025-03-17 | 0.04% | 0.06% | +0.02% |
| 3 | 2023-03-07 | — | 0.04% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 2.9 | 3.0 | LOW |
|
0.4 | 2.5 | [email protected] |
| 3.3 | 2.0 | LOW |
|
3.4 | 4.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| symantec | endpoint_protection_manager | <= 12.1.6 | cpe:2.3:a:symantec:endpoint_protection_manager:*:mp4:*:*:*:*:*:* |