Buffer Error Vulnerability in Mitsubishi Electric MELQIC IU1 Series
CVE-2020-5542

9.8CRITICAL

Key Information:

Vendor

Mitsubishi Electric Corporation

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

What is CVE-2020-5542?

A buffer error vulnerability exists in the TCP function of the firmware for Mitsubishi Electric's MELQIC IU1 series. This flaw, present in firmware version 1.0.7 and earlier, can be exploited by remote attackers who send specifically crafted packets. Successful exploitation may disrupt network functions or facilitate the execution of malicious code, potentially resulting in significant security risks for affected systems.

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

.
CVE-2020-5542 : Buffer Error Vulnerability in Mitsubishi Electric MELQIC IU1 Series