Incorrect Pointer Scaling Vulnerability in Mitsubishi Electric's MELSEC-Q and MELSEC-L Series
CVE-2024-1915

9.8CRITICAL

Key Information:

Vendor
Mitsubishi Electric Corporation
Status
Melsec-q Series Q03udecpu
Melsec-q Series Q04udehcpu
Melsec-q Series Q06udehcpu
Melsec-q Series Q10udehcpu
Vendor
CVE Published:
15 March 2024

Summary

A vulnerability exists within the MELSEC-Q Series and MELSEC-L Series CPU modules developed by Mitsubishi Electric Corporation, characterized as an Incorrect Pointer Scaling flaw. This vulnerability exposes the affected products to the risk of remote code execution, whereby an unauthenticated attacker can leverage this flaw by sending specially crafted packets to manipulate the system's control flow. The potential exploitation of this vulnerability poses serious risks to the integrity and security of automation systems relying on these CPU modules.

Affected Version(s)

MELSEC-L Series L02CPU The first 5 digits of serial No. "26041" and prior

MELSEC-L Series L02CPU-P The first 5 digits of serial No. "26041" and prior

MELSEC-L Series L06CPU The first 5 digits of serial No. "26041" and prior

References

https://www.mitsubishielectric.com/en/psirt/vulnerability...
vendor-advisory
https://jvn.jp/vu/JVNVU99690199/
government-resource
https://www.cisa.gov/news-events/ics-advisories/icsa-24-0...
government-resource

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

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