Cisco Unified Computing System (UCS) 2.2(3f)A on Fabric Interconnect 6200 devices allows remote attackers to cause a denial of service (CPU consumption or device outage) via a SYN flood on the SSH port during the booting process, aka Bug ID CSCuu81757.
Conclusion & alert: CVE-2015-6415 is rated Moderate Risk (58.6/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.33%). Core evidence: EPSS rose +1.77% 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 | 0.56% | 2.33% | +1.77% |
| 2 | 2025-07-01 | 1.02% | 0.56% | -0.45% |
| 3 | 2025-03-30 | — | 1.02% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.1 | 2.0 | HIGH |
|
8.6 | 6.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cisco | unified_computing_system | 2.2\(3f\)a | cpe:2.3:o:cisco:unified_computing_system:2.2\(3f\)a:*:*:*:*:*:*:* |