April 18, 2025
Proactive Defense: The Importance of Incident Response Planning in Cybersecurity
Rewterz Threat Advisory – Multiple Cisco Firepower Management Center Software Vulnerabilities
November 3, 2023Rewterz Threat Alert – Remcos RAT – Active IOCs
November 3, 2023Rewterz Threat Advisory – Multiple Cisco Firepower Management Center Software Vulnerabilities
November 3, 2023Rewterz Threat Alert – Remcos RAT – Active IOCs
November 3, 2023
Severity
High
Analysis Summary
CVE-2023-4699 CVSS:9.1
Mitsubishi Electric MELSEC Series is vulnerable to a denial of service, caused by insufficient verification of data authenticity. By sending a specially crafted request, a remote attacker could exploit this vulnerability to cause a denial of service.
CVE-2023-4625 CVSS:5.3
Mitsubishi Electric MELSEC iQ-F Series CPU Module is vulnerable to a denial of service, caused by a flaw in web server function. By sending a specially crafted request, a remote attacker could exploit this vulnerability to cause a denial of service.
Impact
- Denial of Service
Indicators Of Compromise
CVE
- CVE-2023-4699
- CVE-2023-4625
Affected Vendors
Mitsubishi Electric
Affected Products
- Mitsubishi Electric MELSEC-F series FX3U-xMy/z x=16 32 48 64 80 128 y=T R z=ES ESS DS DSS
- Mitsubishi Electric MELSEC-F series FX3U-32MR/UA1 FX3U-64MR/UA1
- Mitsubishi Electric MELSEC-F series FX3U-xMy/ES-A x=16 32 48 64 80 128 y=T R
- Mitsubishi Electric MELSEC-F series FX3UC-xMT/z x=16 32 64 96 z=D DSS
- Mitsubishi Electric MELSEC-F series FX3UC-16MR/D-T FX3UC-16MR/DS-T
- Mitsubishi Electric MELSEC-F series FX3UC-32MT-LT FX3UC-32MT-LT-2
- Mitsubishi Electric MELSEC-F series FX3UC-16MT/D-P4 FX3UC-16MT/DSS-P4
- Mitsubishi Electric MELSEC-F series FX3G-xMy/z x=14 24 40 60 y=T R z=ES ESS DS DSS
- Mitsubishi Electric MELSEC-F series FX3G-xMy/ES-A x=14 24 40 60 y=T R
- Mitsubishi Electric MELSEC-F series FX3GC-32MT/D FX3GC-32MT/DSS
- Mitsubishi Electric MELSEC-F series FX3GE-xMy/z x=24 40 y=T R z=ES ESS DS DSS
- Mitsubishi Electric FX5U-xMy/z x=32 64 80 y=T R z=ES DS ESS DSS
- Mitsubishi Electric FX5UC-xMy/z x=32 64 96 y=T z=D DSS
- Mitsubishi Electric FX5UC-32MT/DS-TS FX5UC-32MT/DSS-TS FX5UC-32MR/DS-TS
- Mitsubishi Electric FX5UJ-xMy/z x=24 40 60 y=T R z=ES DS ESS DSS
- Mitsubishi Electric FX5UJ-xMy/ES-A* x=24 40 60 y=T R
- Mitsubishi Electric FX5S-xMy/z x=30 40 60 80* y=T R z=ES ESS
Remediation
Refer to Mitsubishi Electric Web site for patch, upgrade or suggested workaround information.
