Incorrect Permission Assignment for Critical Resource vulnerability in B&R Industrial Automation Automation Studio allows Privilege Escalation.This issue affects Automation Studio: from 4.6.0 through 4.6.X, from 4.7.0 before 4.7.7 SP, from 4.8.0 before 4.8.6 SP, from 4.9.0 before 4.9.4 SP.
A workaround or mitigation is available. Apply it until an official patch is released.
CVSS v4.0 Metrics
Exploitability
Attack VectorLocal
ComplexityLow
RequirementsPresent
PrivilegesLow
User InteractionActive
Threat
Exploit MaturityUnreported
Vulnerable System
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Change Log
| Date | Source | Changes | Score |
|---|
| 2026-07-21 | cve.org | initial, patch: Mitigation | 2.0 |
Affected Software
| Vendor | Product | Version |
|---|
| B&R Industrial Automation | Automation Studio | ≥ 4.6.0, ≤ 4.6.x |
| B&R Industrial Automation | Automation Studio | ≥ 4.7.0, < 4.7.7 SP |
| B&R Industrial Automation | Automation Studio | ≥ 4.8.0, < 4.8.6 SP |
| B&R Industrial Automation | Automation Studio | ≥ 4.9.0, < 4.9.4 SP |
| B&R Industrial Automation | NET/PVI | ≥ 4.6.0, ≤ 4.6.x |
| B&R Industrial Automation | NET/PVI | ≥ 4.7.0, < 4.7.7 |
| B&R Industrial Automation | NET/PVI | ≥ 4.8.0, < 4.8.6 |
| B&R Industrial Automation | NET/PVI | ≥ 4.9.0, < 4.9.4 |
| br-automation | automation_studio | ≥ 4.0, < 4.7.7.74 |
| br-automation | automation_studio | ≥ 4.8, < 4.8.6.30 |
| br-automation | automation_studio | ≥ 4.9, < 4.9.4.92 |
Published: 2024-02-02
