Resource exhaustion in Mitsubishielectric CPU Module Logging Configuration Tool
CVE-2020-5603
Uncontrolled resource consumption vulnerability in Mitsubishi Electoric FA Engineering Software (CPU Module Logging Configuration Tool Ver. 1.94Y and earlier, CW Configurator Ver. 1.010L and earlier, EM Software Development Kit (EM Configurator) Ver. 1.010L and earlier, GT Designer3 (GOT2000) Ver. 1.221F and earlier, GX LogViewer Ver. 1.96A and earlier, GX Works2 Ver. 1.586L and earlier, GX Works3 Ver. 1.058L and earlier, M_CommDTM-HART Ver. 1.00A, M_CommDTM-IO-Link Ver. 1.02C and earlier, MELFA-Works Ver. 4.3 and earlier, MELSEC-L Flexible High-Speed I/O Control Module Configuration Tool Ver.1.004E and earlier, MELSOFT FieldDeviceConfigurator Ver. 1.03D and earlier, MELSOFT iQ AppPortal Ver. 1.11M and earlier, MELSOFT Navigator Ver. 2.58L and earlier, MI Configurator Ver. 1.003D and earlier, Motion Control Setting Ver. 1.005F and earlier, MR Configurator2 Ver. 1.72A and earlier, MT Works2 Ver. 1.156N and earlier, RT ToolBox2 Ver. 3.72A and earlier, and RT ToolBox3 Ver. 1.50C and earlier) allows an attacker to cause a denial of service (DoS) condition attacks via unspecified vectors.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.013 (69.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Mitsubishielectric Cpu_module_logging_configuration_tool
- Mitsubishielectric Cw_configurator
- Mitsubishielectric Em_configurator
- Mitsubishielectric Gt_designer3
- Mitsubishielectric Gx_logviewer
- Mitsubishielectric Gx_works2
- Mitsubishielectric Gx_works3
- Mitsubishielectric M_commdtm-hart
- Mitsubishielectric M_commdtm-io-link
- Mitsubishielectric Melfa-works
Weakness classification (CWE)
References
- vultures@jpcert.or.jp (x_refsource_MISC, Mitigation, Vendor Advisory)
- vultures@jpcert.or.jp (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-5603?
- CVE-2020-5603 is a high-severity vulnerability in Mitsubishielectric CPU Module Logging Configuration Tool, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2020-06-30.
- How severe is CVE-2020-5603?
- High severity. CVSS v3 base score is 7.5 out of 10.