Vulnerability in Mitsubishielectric Melsec-Fx
CVE-2020-5594
Mitsubishi Electric MELSEC iQ-R, iQ-F, Q, L, and FX series CPU modules all versions contain a vulnerability that allows cleartext transmission of sensitive information between CPU modules and GX Works3 and/or GX Works2 via unspecified vectors.
EPSS: 0.013 (67.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Mitsubishielectric Melsec-fx
- Mitsubishielectric Melsec-fx_firmware
- Mitsubishielectric Melsec_iq-f
- Mitsubishielectric Melsec_iq-f_firmware
- Mitsubishielectric Melsec_iq-r
- Mitsubishielectric Melsec_iq-r_firmware
- Mitsubishielectric Melsec-l
- Mitsubishielectric Melsec-l_firmware
- Mitsubishielectric Melsec-q
- Mitsubishielectric Melsec-q_firmware
Weakness classification (CWE)
References
- vultures@jpcert.or.jp (x_refsource_MISC, Vendor Advisory)
- vultures@jpcert.or.jp (x_refsource_MISC, Vendor Advisory)
- vultures@jpcert.or.jp (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-5594?
- CVE-2020-5594 is a critical-severity vulnerability in Mitsubishielectric Melsec-Fx, classified under Cleartext Transmission of Sensitive Information. CVSS score: 9.8/10. Published 2020-06-23.
- How severe is CVE-2020-5594?
- Critical severity. CVSS v3 base score is 9.8 out of 10.