MCTOOLS in the fabric interconnect in Cisco Unified Computing System (UCS) allows local users to execute arbitrary Baseboard Management Controller (BMC) commands by leveraging (1) local, (2) shell-level, or (3) debug-level privileges at the operating-system layer, aka Bug ID CSCtg76239.
Conclusion & alert: CVE-2012-4089 is rated Low Risk (34.8/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.32%). 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 | 0.13% | 0.32% | +0.19% |
| 2 | 2025-03-30 | 0.18% | 0.13% | -0.06% |
| 3 | 2025-03-29 | — | 0.18% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.6 | 2.0 | MEDIUM |
|
2.7 | 10.0 | [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-2012-4089 | Vendor Advisory |
| http://www.securitytracker.com/id/1029082 | Third Party Advisory VDB Entry |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/87369 |