In Emerson Rosemount GC370XA, GC700XA, and GC1500XA products, an unauthenticated user with network access could execute arbitrary commands in root context from a remote computer.
Conclusion & alert: CVE-2023-46687 is rated Moderate Risk (56.7/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.27%). 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 | 2025-11-21 | 0.36% | 0.27% | -0.09% |
| 2 | 2025-11-18 | 0.27% | 0.36% | +0.09% |
| 3 | 2025-08-17 | — | 0.27% | — |
Full EPSS history (13 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| emerson | gc370xa_firmware | 4.1.5 | cpe:2.3:o:emerson:gc370xa_firmware:4.1.5:*:*:*:*:*:*:* |
| emerson | gc700xa_firmware | 4.1.5 | cpe:2.3:o:emerson:gc700xa_firmware:4.1.5:*:*:*:*:*:*:* |
| emerson | gc1500xa_firmware | 4.1.5 | cpe:2.3:o:emerson:gc1500xa_firmware:4.1.5:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-01 | Third Party Advisory US Government Resource |
| https://www.emerson.com/documents/automation/security-notification-emerson-gas-chromatographs-cyber-security-notification-icsa-24-030-01-en-10103910.pdf | Vendor Advisory |