Authentication Bypass Vulnerability in Robot Controller of MELFA SD/SQ series and F-series
CVE-2022-33323

7.5HIGH

Summary

The Active Debug Code vulnerability in the robot controller of Mitsubishi Electric's MELFA SD/SQ and F-Series industrial robots enables remote unauthenticated attackers to exploit an authentication bypass. This flaw allows unauthorized access via an insecure telnet login. Affected users should review Mitsubishi Electric's advisory for specific model names, controller types, and firmware versions to assess their exposure risk.

Affected Version(s)

MELFA F Series Controller CR750-02VD-1 of RV-2F-D S7x and prior

MELFA F Series Controller CR750-02VD-1 of RV-2FB-D S7x and prior

MELFA F Series Controller CR750-02VD-1 of RV-2FL-D S7x and prior

References

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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