Resource Management Errors in Mitsubishi Electric MELQIC IU1 Network Firmware
CVE-2020-5547

9.8CRITICAL

Key Information:

Vendor

Mitsubishi Electric Corporation

Status
Mitsubishi Electric Melqic Iu1 Series
Vendor
CVE Published:
16 March 2020

What is CVE-2020-5547?

A resource management error has been identified in the TCP function of the firmware for Mitsubishi Electric's MELQIC IU1 series. This vulnerability can be exploited by remote attackers who send specially crafted packets, potentially leading to the disruption of network functions or unauthorized execution of malware. The affected firmware versions include 1.0.7 and earlier, raising significant concerns regarding the security and stability of network operations.

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Affected Version(s)

Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier

References

https://jvn.jp/en/vu/JVNVU92370624/index.html
x_refsource_MISC
https://www.mitsubishielectric.co.jp/psirt/vulnerability/...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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