CVE-2025-7639 AVEVA CVE debrief

Who should care

Defenders of AVEVA Enterprise SCADA systems, particularly those with 'DNA Authority - Operator' privileges, should assess exposure and prioritize remediation. Security teams and vulnerability management teams should review the vulnerability and verify affected versions and scope. Operators of AVEVA Enterprise SCADA systems should also review the vulnerability and take necessary actions.

Why it matters

CVE-2025-7639 is a medium-severity deserialization vulnerability in AVEVA Enterprise SCADA, potentially allowing code execution. Defenders should assess exposure, prioritize remediation, and verify affected versions and scope.

• Potential code execution during deserialization
• Tampering with serialized data by authenticated miscreants
• Privilege escalation within Enterprise SCADA security group 'DNA Apps'
• Verification of affected versions and scope required

Technical summary

CVE-2025-7639 is a deserialization vulnerability in AVEVA Enterprise SCADA, potentially allowing code execution during deserialization under the privilege of Enterprise SCADA security group 'DNA Apps'. The vulnerability, if exploited, could allow an authenticated miscreant with 'DNA Authority - Operator' privilege to tamper with serialized data. Defenders should assess exposure and prioritize remediation based on the medium-severity vulnerability rating. The NVD entry provides additional context on the vulnerability.

Defensive priority

Medium priority for deserialization vulnerability remediation and verification in AVEVA Enterprise SCADA systems

Recommended defensive actions

• Assess exposure of AVEVA Enterprise SCADA systems to CVE-2025-7639
• Verify affected versions and scope of vulnerability
• Prioritize remediation of deserialization vulnerability
• Monitor for potential exploitation attempts
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE description indicates a deserialization vulnerability in AVEVA Enterprise SCADA, potentially allowing code execution. The NVD entry is currently Deferred. Defenders should verify affected versions and scope, assess exposure, and prioritize remediation. Limited source detail is available; explicit evidence limits apply. Defensive verification tasks are recommended.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.