title: A vulnerability in WirelessHART-Gateway <= 3.0.8 allows to bypass any IP or firewall based access restrictions through DNS rebinding
description: In PEPPERL+FUCHS WirelessHART-Gateway <= 3.0.8 serious issue exists, if the application is not externally accessible or uses IP-based access restrictions. Attackers can use DNS Rebinding to bypass any IP or firewall based access restrictions that may be in place, by proxying through their target's browser.
problem types: CWE-350 Reliance on Reverse DNS Resolution for a Security-Critical Action
affected:
{
product: WHA-GW-F2D2-0-AS- Z2-ETH
vendor: Phoenix Contact
versions:
lessThanOrEqual: 3.0.8, status: affected, version: 3.0.8, versionType: custom
}
{
product: WHA-GW-F2D2-0-AS- Z2-ETH.EIP
vendor: Phoenix Contact
versions:
lessThanOrEqual: 3.0.8, status: affected, version: 3.0.8, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 7.5
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
version: 3.1
]
solutions: No update available.
workarounds: An external protective measure is required.
* Minimize network exposure for affected products and ensure that they are not accessible via the Internet.
* Isolate affected products from the corporate network.
* If remote access is required, use secure methods such as virtual private networks (VPNs).