The Forescout CounterACT NAC device 6.3.4.1 does not block ARP and ICMP traffic from unrecognized clients, which allows remote attackers to conduct ARP poisoning attacks via crafted packets.
Conclusion & alert: CVE-2012-4985 is rated Moderate Risk (40.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.57%). 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 | 2025-03-30 | 0.68% | 0.57% | -0.11% |
| 2 | 2025-03-29 | 0.57% | 0.68% | +0.11% |
| 3 | 2025-03-17 | — | 0.57% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| forescout | counteract | 6.3.4.10 | cpe:2.3:a:forescout:counteract:6.3.4.10:*:*:*:*:*:*:* |