Revoked Root Certificates Enable Man‑in‑The‑Middle Data Capture on SEIKO EPSON Devices

Multiple SEIKO EPSON printers and scanners contain revoked root certificates. A man-in-the-middle attack may allow an attacker to obtain communication data transmitted by the product. As for the details of the affected products and versions, refer to the vendor's information.

Insecure initial password configuration issue in SEIKO EPSON Web Config allows a remote unauthenticated attacker to set an arbitrary password and operate the device with an administrative privilege. As for the details of the affected versions, see the information provided by the vendor under [References].

EPSON WebConfig and Epson Web Control for SEIKO EPSON Projector Products do not restrict excessive authentication attempts. An administrative user's password may be identified through a brute force attack.

Stack-based buffer overflow vulnerability exists in SEIKO EPSON Web Config. Specially crafted data input by a logged-in user may execute arbitrary code. As for the details of the affected products and versions, see the information provided by the vendor under [References].