CVE-2020-5545
TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows remote attackers to bypass access restriction and to stop the network functions or execute malware via a specially…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.34%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows remote attackers to bypass access restriction and to stop the network functions or execute malware via a specially crafted packet.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.34% probability · 83th percentile
- CISA KEV
- Not listed
- Affected
- mitsubishielectric/iu1-1m20-d firmware
- Source
- vultures@jpcert.or.jp
References
- https://jvn.jp/en/vu/JVNVU92370624/index.htmlThird Party Advisory
- https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2019-004.pdfPatch, Vendor Advisory
- https://jvn.jp/en/vu/JVNVU92370624/index.htmlThird Party Advisory
- https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2019-004.pdfPatch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.