by Kastro
Paper/Archive/CVE-2020-5543

CVE-2020-5543

Mitsubishi Electric Corporation Mitsubishi Electric MELQIC IU1 series — TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier does not pro…

EPSS 2%CVSS 9.8
critical.is priorityof 100
46
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 82.6.826 × 2016.5No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier does not properly manage sessions, which allows remote attackers to stop the network functions or execute malware via a specially crafted packet.

Affected

ProductAffectedFixed inSource
Mitsubishi Electric MELQIC IU1 seriesIU1-1M20-D firmware version 1.0.7 and earlier–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refjvn.jp/en/vu/JVNVU92370624/index.htmlrefmitsubishielectric.co.jp/psirt/vulnerability/pdf/2019-004.pdf