Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway (formerly Access Gateway Enterprise Edition) before 9.3-62.4 and 10.x before 10.1-126.12 allows attackers to obtain sensitive information via vectors related to a cookie.
Conclusion & alert: CVE-2014-4347 is rated Moderate Risk (46.8/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.72%). 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 | 0.98% | 1.72% | +0.74% |
| 2 | 2025-03-30 | 1.05% | 0.98% | -0.08% |
| 3 | 2025-03-29 | — | 1.05% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| citrix | netscaler_access_gateway_firmware | 9.3 | cpe:2.3:o:citrix:netscaler_access_gateway_firmware:9.3:*:*:*:*:*:*:* |
| citrix | netscaler_access_gateway_firmware | 10.1 | cpe:2.3:o:citrix:netscaler_access_gateway_firmware:10.1:*:*:*:*:*:*:* |
| citrix | netscaler_access_gateway | — | cpe:2.3:h:citrix:netscaler_access_gateway:-:-:enterprise:*:*:*:*:* |
| citrix | netscaler_application_delivery_controller_firmware | 9.3 | cpe:2.3:o:citrix:netscaler_application_delivery_controller_firmware:9.3:*:*:*:*:*:*:* |
| citrix | netscaler_application_delivery_controller_firmware | 10.1 | cpe:2.3:o:citrix:netscaler_application_delivery_controller_firmware:10.1:*:*:*:*:*:*:* |
| citrix | netscaler_application_delivery_controller | — | cpe:2.3:h:citrix:netscaler_application_delivery_controller:-:*:*:*:*:*:*:* |