Description
A privilege escalation vulnerability in the upgrade service in B&R Automation Studio versions 4.0.x, 4.1.x, 4.2.x, < 4.3.11SP, < 4.4.9SP, < 4.5.4SP, <. 4.6.3SP, < 4.7.2 and < 4.8.1 allow authenticated users to delete arbitrary files via an exposed interface.
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
High
Availability
High
Affected products
- B&R / Automation Studio4.0.x – 4.0.x
- B&R / Automation Studio4.1.x – 4.1.x
- B&R / Automation Studio4.2.x – 4.2.x
- B&R / Automation Studio< 4.3.11SP – < 4.3.11SP
- B&R / Automation Studio< 4.4.9SP – < 4.4.9SP
- B&R / Automation Studio< 4.5.4SP – < 4.5.4SP
- B&R / Automation Studio< 4.6.3SP – < 4.6.3SP
- B&R / Automation Studio< 4.7.2 – < 4.7.2
- B&R / Automation Studio< 4.8.1 – < 4.8.1