CVE-2022-40740 Vulnerability Details

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CVE-2022-40740 Metadata Quick Info

CVE Published: 03/01/2023 | CVE Updated: 03/08/2024 | CVE Year: 2022
Source: twcert | Vendor: Realtek | Product: GPON router
Status : PUBLISHED

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CVE-2022-40740 Description

Realtek GPON router has insufficient filtering for special characters. A remote attacker authenticated as an administrator can exploit this vulnerability to perform command injection attacks, to execute arbitrary system command, manipulate system or disrupt service.

Metrics

CVSS Version: 3.1 | Base Score: 7.2 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

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

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

Weakness Enumeration (CWE)

CWE-ID: CWE-78
CWE Name: CWE-78 OS Command Injection
Source: Realtek

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).