Cisco Secure ACS does not require authentication when Cisco Trust Agent (CTA) transmits posture information, which might allow remote attackers to gain network access via a spoofed Network Endpoint Assessment posture, aka "NACATTACK." NOTE: this attack might be limited to authenticated users and devices.
Conclusion & alert: CVE-2007-1800 is rated Moderate Risk (54.9/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.43%). 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 | 0.86% | 1.43% | +0.57% |
| 2 | 2025-11-19 | 0.65% | 0.86% | +0.21% |
| 3 | 2025-06-17 | — | 0.65% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cisco | trust_agent | — | cpe:2.3:a:cisco:trust_agent:*:*:*:*:*:*:*:* |