SB2021100607 - Multiple vulnerabilities in Moxa MXview Network Management Software

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Main Vulnerability Database SB2021100607

SB2021100607 - Multiple vulnerabilities in Moxa MXview Network Management Software

Published: October 6, 2021

Security Bulletin ID SB2021100607
CSH Severity
High
Patch available
YES
Number of vulnerabilities 5
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

High 60% Medium 40%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 5 vulnerabilities.


1) Path traversal (CVE-ID: CVE-2021-38452)

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP request and create or overwrite critical files.


2) Use of Hard-coded Password (CVE-ID: CVE-2021-38456)

CWE-ID: CWE-259 - Use of Hard-coded Password

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to compromise the target system. 

The vulnerability exists due to the software contains a hard-coded password. A remote attacker can gain access through accounts using default passwords.


3) Unprotected Transport of Credentials (CVE-ID: CVE-2021-38460)

CWE-ID: CWE-523 - Unprotected Transport of Credentials

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to password leakage. A remote attacker can obtain credentials through unprotected transport.


4) Improper Neutralization of Special Elements in Output Used by a Downstream Component (CVE-ID: CVE-2021-38458)

CWE-ID: CWE-74 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper neutralization of special elements. A remote attacker can send a specially crafted request and execute arbitrary code on the target system.


5) Improper access control (CVE-ID: CVE-2021-38454)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to the affected product has a misconfigured service that allows remote connections to internal communication channels. A remote attacker can bypass implemented security restrictions and interact and use MQTT.


Remediation

Install update from vendor's website.

References