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slmp
About this tag
The slmp tag on WindowsForum.com covers discussions about the SLMP (Seamless Message Protocol) used in Mitsubishi Electric's MELSEC iQ-F series PLCs, particularly in the context of industrial OT security. Recent content highlights a critical vulnerability (CVE-2025-7731) involving cleartext transmission of sensitive information over SLMP, which could allow attackers to capture credentials and disrupt device operations. This tag is relevant for IT/OT professionals managing Windows-based systems that interface with Mitsubishi automation equipment, focusing on urgent security fixes and best practices for protecting industrial networks.
A remote information‑disclosure weakness in Mitsubishi Electric’s MELSEC iQ‑F series CPU modules has been publicly described as a cleartext transmission of sensitive information over SLMP, enabling an attacker with network access to capture credentials and potentially read/write device values or...
cisa
cve-2025-7731
cwe-319
edr
industrial control systems
information disclosure
ip filtering
melsec iq-f
mitsubishi electric
network segmentation
ot security
plc vulnerabilities
remote access
slmp
vpn mitigation
windows ot
windows security