A maliciously crafted program file opened by an unsuspecting user of Rockwell Automation Arena Simulation Software version 16.00.00 and earlier may result in the limited exposure of information related to the targeted workstation. Rockwell Automation has released version 16.00.01 of Arena Simulation Software to address the reported vulnerabilities.
Conclusion & alert: CVE-2019-13521 is rated Low Risk (33.6/100): CVSS High severity, with low exploitation likelihood (EPSS 0.04%). 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 | 2025-03-30 | 0.06% | 0.04% | -0.02% |
| 2 | 2025-03-29 | 0.04% | 0.06% | +0.02% |
| 3 | 2025-03-17 | — | 0.04% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 3.1 | HIGH |
|
1.8 | 5.9 | [email protected] |
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| rockwellautomation | arena | <= 16.00.00 | cpe:2.3:a:rockwellautomation:arena:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.us-cert.gov/ics/advisories/icsa-19-213-05 | Third Party Advisory US Government Resource |
| https://www.zerodayinitiative.com/advisories/ZDI-19-799/ | Third Party Advisory VDB Entry |