CVE-2022-43973 Vulnerability Details

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CVE-2022-43973 Metadata Quick Info

CVE Published: 09/01/2023 | CVE Updated: 03/08/2024 | CVE Year: 2022
Source: trellix | Vendor: Linksys | Product: WRT54GL Wireless-G Broadband Router
Status : PUBLISHED

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CVE-2022-43973 Description

An arbitrary code execution vulnerability exisits in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. The Check_TSSI function within the httpd binary uses unvalidated user input in the construction of a system command. An authenticated attacker with administrator privileges can leverage this vulnerability over the network via a malicious POST request to /apply.cgi to execute arbitrary commands on the underlying Linux operating system as root.

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: Improper Neutralization of Special Elements used in an OS Command ( OS Command Injection )
Source: Linksys

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).