title: Phoenix Contact BTP Touch Panels uncontrolled resource consumption
description: Uncontrolled Resource Consumption can be exploited to cause the Phoenix Contact HMIs BTP 2043W, BTP 2070W and BTP 2102W in all versions to become unresponsive and not accurately update the display content (Denial of Service).
problem types: CWE-400 Uncontrolled Resource Consumption
affected:
{
product: BTP Touch Panel
vendor: Phoenix Contact
versions:
status: affected, version: BTP 2043W (1050387) all versions
status: affected, version: BTP 2070W (1046666) all versions
status: affected, version: BTP 2102W (1046667) all versions
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 7.5
baseSeverity: HIGH
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.1
]
workarounds: Phoenix Contact recommends operating network-capable devices in closed networks or protected with a suitable firewall. For detailed information on the recommendations for measures to protect network-capable devices, please refer to the Phoenix Contact application note: https://dam-mdc.phoenixcontact.com/asset/156443151564/0a870ae433c19148b80bd760f3a1c1f2/107913_en_03.pdf