CVE-2022-43389 Vulnerability Details

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CVE-2022-43389 Metadata Quick Info

CVE Published: 11/01/2023 | CVE Updated: 03/08/2024 | CVE Year: 2022
Source: Zyxel | Vendor: Zyxel | Product: NR7101 firmware
Status : PUBLISHED

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CVE-2022-43389 Description

A buffer overflow vulnerability in the library of the web server in Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an unauthenticated attacker to execute some OS commands or to cause denial-of-service (DoS) conditions on a vulnerable device.

Metrics

CVSS Version: 3.1 | Base Score: 8.6 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

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

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

Weakness Enumeration (CWE)

CWE-ID: CWE-120
CWE Name: CWE-120: Buffer Copy without Checking Size of Input ( Classic Buffer Overflow )
Source: Zyxel

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).