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VulnerabilityPublished

Ricoh printers and Multifunction Printers (MFPs) missing restriction on SSH port forwarding

Source JVN Japan

0
Severity
Medium

Rated 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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