#VU48076 Improper Neutralization of Argument Delimiters in a Command in Mitsubishi Electric products - CVE-2020-5657

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Main Vulnerability Database Vulnerabilities #VU48076

#VU48076 Improper Neutralization of Argument Delimiters in a Command in Mitsubishi Electric products - CVE-2020-5657

Published: November 2, 2020


Vulnerability identifier: #VU48076
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-5657
CWE-ID: CWE-88
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vulnerable software:
MELSEC iQ-R EtherNet/IP Network Interface Module
MELSEC iQ-R PROFINET IO Controller Module
MELSEC iQ-R High Speed Data Logger Module
MELSEC iQ-R MES Interface Module
MELSEC iQ-R OPC UA Server Module
Software vendor:
Mitsubishi Electric

Description

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

The vulnerability due to improper neutralization of argument delimiters in a command. A remote attacker on the local network can send a specially crafted packet and cause a denial-of-service condition or execute arbitrary code.

This vulnerability affects the following modules of MELSEC iQ-R Series: 

  • EtherNet/IP Network Interface Module, RJ71EIP91: First 2 digits of serial number are 02 or before.
  • PROFINET IO Controller Module, RJ71PN92: First 2 digits of serial number are 01 or before
  • High Speed Data Logger Module,RD81DL96: First 2 digits of serial number are 08 or before
  • MES Interface Module, RD81MES96N: First 2 digits of serial number are 04 or before
  • OPC UA Server Module, RD81OPC96: First 2 digits of serial number are 04 or before 


Remediation

Install updates from vendor's website.

External links