CVE-2025-5885 in bizhub
Summary
by MITRE • 06/09/2025
A vulnerability has been found in Konica Minolta bizhub up to 20250202 and classified as problematic. This vulnerability affects unknown code. The manipulation leads to cross-site request forgery. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
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Analysis
by VulDB Data Team • 01/30/2026
The vulnerability identified as CVE-2025-5885 represents a critical cross-site request forgery flaw discovered in Konica Minolta bizhub devices through firmware version 20250202. This weakness resides within the device's web interface handling mechanisms, where insufficient validation of incoming requests allows malicious actors to execute unauthorized actions on behalf of authenticated users. The vulnerability's classification as problematic indicates a significant security risk that could compromise device integrity and user data confidentiality. The affected code segment likely handles web-based administrative functions, document processing workflows, or network configuration parameters that are accessible through the device's embedded web server.
The technical exploitation of this cross-site request forgery vulnerability occurs when an attacker crafts malicious requests that appear to originate from a legitimate user session. This flaw enables unauthorized modifications to device settings, potentially allowing attackers to alter print job configurations, modify network parameters, or access sensitive operational data. The remote attack vector means that threat actors do not require physical access to the device, making the vulnerability particularly dangerous in networked environments where multiple users interact with the device. The exploitation process typically involves tricking authenticated users into visiting malicious websites or clicking on compromised links that automatically submit forged requests to the vulnerable bizhub device. This technique leverages the browser's automatic handling of cookies and session tokens, which are normally used to maintain user authentication states.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it could enable attackers to disrupt document processing workflows, potentially causing denial of service conditions or data manipulation during print operations. Organizations relying on bizhub devices for business-critical document management processes face significant risks, including potential data leakage through unauthorized access to print queues, configuration changes that could compromise network security, or the ability to execute arbitrary commands on the device. The disclosed exploit availability means that threat actors can readily implement this attack without requiring advanced technical skills, making it a particularly concerning vulnerability for enterprise environments. Print servers and multifunction devices often serve as entry points for broader network attacks, as they frequently maintain access to internal network resources and may store sensitive documents or configuration information.
Mitigation strategies for CVE-2025-5885 should prioritize immediate firmware updates from Konica Minolta, as this represents the most effective defense against the identified cross-site request forgery vulnerability. Organizations should implement network segmentation to isolate bizhub devices from critical internal systems, reducing the potential impact of successful exploitation attempts. Additional protective measures include disabling unnecessary web interfaces when not required, implementing strict access controls for administrative functions, and monitoring network traffic for suspicious patterns that might indicate exploitation attempts. Security teams should also consider deploying web application firewalls to filter potentially malicious requests targeting the device's web interface. The vulnerability aligns with CWE-352, which specifically addresses cross-site request forgery conditions in web applications, and may map to ATT&CK technique T1190 for exploitation of web applications. Regular vulnerability assessments and penetration testing should be conducted to identify similar weaknesses in other networked devices and ensure comprehensive security posture maintenance across the organization's digital infrastructure.