VulnerabilityPublished
Ricoh printers and Multifunction Printers (MFPs) missing restriction on SSH port forwarding
Source JVN Japan
0
Severity
MediumRated by Threat Radar
Data as of 4 Aug 2026, 13:28 UTC
What to do
AI-suggested
In the absence of an official fix, organizations should consider restricting SSH access to trusted users and networks, monitoring for unauthorized SSH connections, and applying network-level controls to limit potential misuse of port forwarding.
Description
Ricoh printers and Multifunction Printers (MFPs) lack restrictions on SSH port forwarding, which allows connections to arbitrary destinations through the device. This behavior could potentially be abused to relay network traffic via the printer, but no specific exploitation details or impacts are provided.
References
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