Stack-based buffer overflow in the IConfigurationAccess interface in the Invensys Wonderware Archestra ConfigurationAccessComponent ActiveX control in Wonderware Application Server (WAS) before 3.1 SP2 P01, as used in the Wonderware Archestra Integrated Development Environment (IDE) and the InFusion Integrated Engineering Environment (IEE), allows remote attackers to execute arbitrary code via the first argument to the UnsubscribeData method.
Conclusion & alert: CVE-2010-2974 is rated Moderate Risk (63.8/100): CVSS Critical severity, with high exploitation likelihood (EPSS 4.48%, 90th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize 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 | 11.28% | 4.48% | -6.80% |
| 2 | 2025-09-08 | 5.27% | 11.28% | +6.01% |
| 3 | 2025-03-30 | — | 5.27% | — |
Full EPSS history (17 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
: Per: http://www.kb.cert.org/vuls/id/703189 'According to Invensys, users that are using IAS 2.1 (all versions)-IDE, WAS 3.0 (all versions)-IDE, WAS 3.1 (all versions)-IDE, InFusion CE 2.0-IEE, InFusion FE 1.0 (all versions)-IEE, InFusion FE 2.0-IEE, InFusion SCADA 2.0–IEE should apply the vendor security update. This vulnerability is not present in Wonderware Application Server 3.1 Service Pack 2 Patch 01 (WAS 3.1 SP2 P01).'
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| invensys | wonderware_archestra_configuration_access_component_activex_control | — | cpe:2.3:a:invensys:wonderware_archestra_configuration_access_component_activex_control:*:*:*:*:*:*:*:* |
| invensys | wonderware_application_server | <= 3.1 | cpe:2.3:a:invensys:wonderware_application_server:*:sp2:*:*:*:*:*:* |
| invensys | wonderware_application_server | 2.0 | cpe:2.3:a:invensys:wonderware_application_server:2.0:*:*:*:*:*:*:* |
| invensys | wonderware_application_server | 2.1 | cpe:2.3:a:invensys:wonderware_application_server:2.1:*:*:*:*:*:*:* |
| invensys | wonderware_application_server | 3.0 | cpe:2.3:a:invensys:wonderware_application_server:3.0:*:*:*:*:*:*:* |
| invensys | wonderware_application_server | 3.1 | cpe:2.3:a:invensys:wonderware_application_server:3.1:*:*:*:*:*:*:* |
| invensys | wonderware_application_server | 3.1 | cpe:2.3:a:invensys:wonderware_application_server:3.1:sp1:*:*:*:*:*:* |