CVE-2021-34561 Vulnerability Details

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CVE-2021-34561 Metadata Quick Info

CVE Published: 31/08/2021 | CVE Updated: 17/09/2024 | CVE Year: 2021
Source: CERTVDE | Vendor: Phoenix Contact | Product: WHA-GW-F2D2-0-AS- Z2-ETH
Status : PUBLISHED

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CVE-2021-34561 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.

Metrics

CVSS Version: 3.1 | Base Score: 7.5 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

l➤ Exploitability Metrics:
    Attack Vector (AV)* NETWORK
    Attack Complexity (AC)* HIGH
    Privileges Required (PR)* NONE
    User Interaction (UI)* REQUIRED
    Scope (S)* UNCHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* HIGH
    Integrity Impact (I)* HIGH
    Availability Impact (A)* HIGH

Weakness Enumeration (CWE)

CWE-ID: CWE-350
CWE Name: CWE-350 Reliance on Reverse DNS Resolution for a Security-Critical Action
Source: Phoenix Contact

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).