Rewterz Threat Advisory – ICS: Mitsubishi Electric MELSEC iQ-F Vulnerability

Severity

Medium

Analysis Summary

CVE-2023-7033

Mitsubishi Electric MELSEC iQ-F devices are vulnerable to a denial of service, caused by an insufficient t resource pool. By conducting a TCP SYN Flood attack, a remote attacker could exploit this vulnerability to cause a denial of service.

Impact

• Denial of Service

Indicators Of Compromise

CVE

• CVE-2023-7033

Affected Vendors

Mitsubishi Electric

Affected Products

• Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-30MR/ES all versions
• Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-30MT/ES all versions
• Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-30MT/ESS all versions
• Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-40MR/ES all versions

Remediation

Refer to Mitsubishi Electric Security Advisory for patch, upgrade or suggested workaround information.

Mitsubishi Electric Security Advisory