The Manager component in Cisco Unified Computing System (UCS) allows local users to cause a denial of service via an invalid Smart Call Home contact address, aka Bug ID CSCtl00186.
Conclusion & alert: CVE-2012-4093 is rated Low Risk (24.9/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.27%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 0.12% | 0.27% | +0.15% |
| 2 | 2025-03-17 | 0.04% | 0.12% | +0.08% |
| 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 |
|---|---|---|---|---|---|---|
| 4.6 | 2.0 | MEDIUM |
|
3.1 | 6.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cisco | unified_computing_system | — | cpe:2.3:h:cisco:unified_computing_system:-:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-4093 | Vendor Advisory |
| http://www.securitytracker.com/id/1029074 | Third Party Advisory VDB Entry |