Critical Vulnerability Information Vulnerability Identification JVN ID: JVN#99831542 CVE ID: CVE-2025-54777 Vulnerability Overview Type: Denial of Service (DoS) Affected Product: Konica Minolta bizhub Series Scope of Impact Affected Products: Multiple versions of Konica Minolta bizhub series devices Description Vulnerability Details: Uncaught Exception (CWE-248) CVSS Score: - CVSS v3.0: 4.3 - CVSS v4.0: 5.3 Impact Consequence: Importing a malformed file as an S/MIME email certificate may result in a denial of service, disabling the Web connection functionality. Remediation Firmware Update: Konica Minolta will gradually deploy corrective firmware; devices can be updated via remote delivery or on-site service. Workarounds: It is recommended to apply workarounds; specific details are available in the "Vendor Status" section. Vendor Status Vendor: Konica Minolta, Inc. Status: Vulnerable Last Updated: 2025/08/29 Vendor Notes: Konica Minolta, Inc. website References JPCERT/CC Addendum JPCERT/CC Vulnerability Analysis Reporting Source Reporter: Konica Minolta, Inc. Additional Information JPCERT Alert JPCERT Reports CERT Advisory CPNI Advisory TRnotes