Vulnerabilities > CVE-2021-46082 - Memory Leak vulnerability in Moxa products

CVSS 7.5 - HIGH

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

NONE

Confidentiality impact

NONE

Integrity impact

NONE

Availability impact

HIGH

network

low complexity

moxa

CWE-401

NVD

Published: 2022-02-18

Updated: 2024-11-21

Summary

Moxa TN-5900 v3.1 series routers, MGate 5109 v2.2 series protocol gateways, and MGate 5101-PBM-MN v2.1 series protocol gateways were discovered to contain a memory leak which allows attackers to cause a Denial of Service (DoS) via crafted packets.

Vulnerable Configurations

Part	Description	Count
OS	Moxa Moxa TN 5916 WV T Firmware - Moxa TN 5916 WV CT T Firmware - Moxa Mgate 5109 Firmware - Moxa Mgate 5109 Firmware 2.2 Moxa Mgate 5109 T Firmware - Moxa Mgate 5109 T Firmware 2.2 Moxa Mgate 5101 PBM MN Firmware - Moxa Mgate 5101 PBM MN Firmware 2.0 Moxa Mgate 5101 PBM MN Firmware 2.1 Moxa Mgate 5101 PBM MN T Firmware - Moxa Mgate 5101 PBM MN T Firmware 2.0 Moxa Mgate 5101 PBM MN T Firmware 2.1	12
Hardware	Moxa Moxa TN 5916 WV T - Moxa TN 5916 WV CT T - Moxa Mgate 5109 - Moxa Mgate 5109 T - Moxa Mgate 5101 PBM MN - Moxa Mgate 5101 PBM MN T -	6

Common Weakness Enumeration (CWE)

CWE-401 - Improper Release of Memory Before Removing Last Reference ('Memory Leak')

Summary

Vulnerable Configurations

Common Weakness Enumeration (CWE)

References