{"cve":"CVE-2020-5603","nvd":{"published":"2020-06-30T11:15:11.397","modified":"2026-06-17T03:21:40.690","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-400"],"references":["https://jvn.jp/en/vu/JVNVU90307594/index.html","https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-004_en.pdf","https://jvn.jp/en/vu/JVNVU90307594/index.html","https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-004_en.pdf"],"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","mitsubishielectric:melsec-l_flexible_high-speed_i\\/o_control_module_configuration_tool","mitsubishielectric:melsoft_fielddeviceconfigurator","mitsubishielectric:melsoft_iq_appportal","mitsubishielectric:melsoft_navigator","mitsubishielectric:mi_configurator","mitsubishielectric:motion_control_setting","mitsubishielectric:mr_configurator2","mitsubishielectric:mt_works2","mitsubishielectric:rt_toolbox2","mitsubishielectric:rt_toolbox3"],"source":"nvd","synced_at":"2026-10-19T21:06:22.076270124+00:00"},"epss":{"cve":"CVE-2020-5603","score":0.01331,"percentile":0.71091,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}