Resource exhaustion in Mitsubishi Electric products - CVE-2020-5603

 

Resource exhaustion in Mitsubishi Electric products - CVE-2020-5603

Published: July 1, 2020


Vulnerability identifier: #VU29430
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-5603
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


Affected software

CPU Module Logging Configuration Tool
Motion Control Setting
MI Configurator
MELSOFT Navigator
MELSOFT iQ AppPortal
MELSOFT FieldDeviceConfigurator
MELSEC-L Flexible High-Speed I/O Control Module Configuration Tool
MELFA-Works
M_CommDTM-IO-Link
M_CommDTM-HART
MR Configurator2
GX Works3
GX Works2
RT ToolBox2
GX LogViewer
RT ToolBox3
GT Designer3
MT Works2
CW Configurator
EM Software Development Kit

How to mitigate CVE-2020-5603

Install updates from vendor's website.

CPU Module Logging Configuration Tool - update to 1.100E
Motion Control Setting - update to 1.006G
MI Configurator - update to 1.004E
MELSOFT Navigator - update to 2.62Q
MELSOFT iQ AppPortal - update to 1.14Q
MELSOFT FieldDeviceConfigurator - update to 1.04E
MELSEC-L Flexible High-Speed I/O Control Module Configuration Tool - update to 1.005F
MELFA-Works - update to 4.4
M_CommDTM-IO-Link - update to 1.03D
M_CommDTM-HART - update to 1.01 B
MR Configurator2 - update to 1.100E
GX Works3 - update to 1.060N
GX Works2 - update to 1.590Q
RT ToolBox2 - update to 3.73 B
GX LogViewer - update to 1.100E
RT ToolBox3 - update to 1.60N
GT Designer3 - update to 1.225K
MT Works2 - update to 1.160S
CW Configurator - update to 1.011M
EM Software Development Kit - update to 1.015R

External References

Related Security Bulletins