title: Buffer overflow when changing configuration on Tbase Server
description: Insufficient validation of input parameters when
changing configuration on Tbase server in B&R APROL versions < R 4.2-07 could result in buffer
overflow. This may lead to Denial-of-Service conditions or execution of
arbitrary code.
problem types: CWE-121: Stack-based Buffer Overflow
affected:
{
defaultStatus: unaffected
product: B&R APROL
vendor: B&R Industrial Automation
versions:
status: affected, version: < R 4.2-07
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 9.8
baseSeverity: CRITICAL
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL